Vacuum sealing device for vacuum high-pressure gas quenching furnace

Abstract

The utility model discloses a vacuum sealing device for a vacuum high-pressure gas quenching furnace, which comprises a gas quenching furnace body, one side of the gas quenching furnace body is fixedly connected with a vacuum pump, the side wall of the vacuum pump is fixedly connected with a dismounting assembly, and the two sides of the vacuum pump are respectively and fixedly provided with a positioning assembly. A sealing assembly and a power assembly are arranged on the side wall of the gas quenching furnace body; the utility model relates to the technical field of gas quenching furnaces, in particular to a dismounting and mounting assembly. According to the vacuum sealing device for the vacuum high-pressure gas quenching furnace, through the arrangement of the vacuum pump and the dismounting and mounting assembly, the vacuum pump can be rapidly dismounted and overhauled more conveniently, and the overall maintenance efficiency of equipment is greatly improved. In the prior art, when a vacuum pump breaks down and the like, a large amount of time is consumed by a cumbersome dismounting process, so that the normal use progress of a gas quenching furnace is influenced, and a series of chain problems such as production delay and the like are possibly caused by maintenance delay.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of gas quenching furnace, specifically a vacuum sealing device for vacuum high pressure gas quenching furnace. BACKGROUND

[0002] The introduction of the gas quenching furnace: the metal material is loaded into the gas quenching furnace, the furnace reaches the specified vacuum degree of the process, is heated to a certain temperature and is kept for a period of time, then high pressure inert gas is rapidly filled, is cooled through the heat exchanger, is sent through the air pipe, the workpiece is rapidly cooled to change the organizational structure and performance of the material, the structure is composed, the furnace body: generally horizontal or vertical structure, composed of double wall, cooling water in the middle, used for preventing the furnace body from overheating, while ensuring the stability of the temperature in the furnace, the heating system: generally adopts graphite heater, molybdenum heating element, etc., can provide stable heat in the vacuum environment, so that the workpiece is uniformly heated.

[0003] The patent publication number "CN222544427U" discloses a vacuum sealing device for vacuum high pressure gas quenching furnace, which comprises a sealing flange seat, a flange cover, a furnace shell flange, a dynamic sealing assembly and a static sealing assembly; the furnace shell flange is installed on the furnace body of the vacuum high pressure gas quenching furnace, and the flange cover is installed on the furnace shell flange; the bottom of the sealing flange seat is formed with a flange seat extension section, the flange seat extension section penetrates the flange cover, the sealing flange seat is located above the flange cover, the flange cover is connected with the flange seat extension section and the furnace shell flange through the static sealing assembly, the cylinder piston rod assembly is installed on the sealing flange seat and penetrates the sealing flange seat, the flange seat extension section, the flange cover and the furnace shell flange, and is inserted into the furnace body of the vacuum high pressure gas quenching furnace, the steam cabin cover is connected with the cylinder piston rod assembly; the cylinder piston rod assembly is connected with the flange seat extension section through the dynamic sealing assembly. The utility model relates to the technical field of vacuum furnace, and can solve the problem of poor dynamic sealing effect of the O-shaped sealing ring between the cylinder piston rod and the furnace body in the prior art.

[0004] In the above-mentioned patent, the existing sealing device is not convenient to disassemble, which will be very troublesome during maintenance, and will affect the use effect, and the sealing effect is not good, which will affect the use effect.

[0005] Therefore, the utility model provides a vacuum sealing device for vacuum high pressure gas quenching furnace to solve the above-mentioned problems. UTILITY MODEL CONTENTS

[0006] In view of the defects of the prior art, the utility model provides a vacuum sealing device for vacuum high pressure gas quenching furnace, which solves the problem that the above-mentioned existing sealing device is not convenient to disassemble, which will be very troublesome during maintenance, and will affect the use effect.

[0007] In order to realize the above object, the utility model discloses a vacuum sealing device for vacuum high-pressure gas quenching furnace through the following technical solutions: a vacuum high-pressure gas quenching furnace vacuum sealing device, including the gas quenching furnace body, one side of the gas quenching furnace body is fixedly connected with vacuum pump, the lateral wall of vacuum pump is fixedly connected with the dismounting assembly, the both sides of vacuum pump are fixedly installed with positioning assembly, the lateral wall of gas quenching furnace body is provided with sealing assembly and power component, the dismounting assembly includes connecting frame and fixed frame, the connecting frame is fixedly connected on the lateral wall of vacuum pump, the fixed frame is fixedly installed on one side of the gas quenching furnace body, the inner top wall of fixed frame is connected with threaded rod through screw thread, the bottom of threaded rod is connected with lifting plate through bearing, the bottom of lifting plate is hinged with connecting rod, the bottom of connecting rod is hinged with moving block, the moving block is slidably connected between the fixed frame, one side of moving block is fixedly installed with clamping rod, and the clamping rod is clamped with the connecting frame.

[0008] Further, the sealing assembly includes a mounting bracket and a rotating frame, the mounting bracket is fixedly connected to the top of the gas quenching furnace body, the rotating frame is rotatably connected to the inner side wall of the mounting bracket, the side wall of the gas quenching furnace body is fixedly connected with a connecting plate, and the rotating frame is clamped with the connecting plate.

[0009] The above technical scheme can achieve good sealing effect.

[0010] Further, the sealing assembly further includes a gear, the gear is fixedly connected to the side wall of the rotating frame.

[0011] The above technical scheme can make the rotating frame rotate more stably.

[0012] Further, the power component includes an electric push rod and a moving plate, the electric push rod is fixedly connected to the side wall of the gas quenching furnace body, the moving plate is fixedly connected between the output end of the electric push rod, the top of the moving plate is fixedly installed with a toothed plate, and the toothed plate is meshed with the gear.

[0013] The above technical scheme can provide power to facilitate sealing work.

[0014] Further, the positioning assembly includes a positioning rod and a positioning ring, the positioning rod is fixedly connected to the both sides of the vacuum pump, the positioning ring is fixedly connected to one side of the gas quenching furnace body, and the positioning rod is clamped with the positioning ring.

[0015] The above technical scheme can achieve good positioning effect.

[0016] Further, the bottom of the gas quenching furnace body is fixedly installed with two supporting seats, and the two supporting seats are oppositely arranged.

[0017] The technical scheme has the advantages that good supporting effect can be achieved on the gas quenching furnace body.

[0018] Further, the dismounting assembly further comprises a knob, and the knob is fixedly connected to the top end of the threaded rod.

[0019] The technical scheme has the advantages that the knob is used to conveniently rotate the threaded rod.

[0020] Beneficial effects

[0021] The utility model provides a vacuum sealing device for vacuum high pressure gas quenching furnace. Compared with prior art has the following beneficial effects:

[0022] 1. The vacuum sealing device for vacuum high pressure gas quenching furnace, through the vacuum pump and dismounting assembly set up, can carry out quick dismounting work to the vacuum pump, and the maintenance will be more convenient, the maintenance efficiency of the whole equipment is greatly improved. In the face of the vacuum pump failure etc. in the past, the tedious dismounting process often consumes a lot of time, not only influences the normal use progress of gas quenching furnace, also can cause production delay etc. a series of chain problems because of repair delay, and now with the help of this convenient dismounting assembly, maintenance personnel can quickly separate the vacuum pump from the whole device, quickly locate the fault and repair in time, then can easily complete the installation, let gas quenching furnace restore to normal working state as soon as possible.

[0023] 2. The vacuum sealing device for vacuum high pressure gas quenching furnace, through the sealing assembly set up, can improve the overall sealing effect, and will not appear the leakage in the actual use process, the vacuum sealing device for vacuum high pressure gas quenching furnace, through the sealing assembly set up, can improve the overall sealing effect, and will not appear the leakage in the actual use process. DRAWINGS

[0024] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will be briefly introduced the drawings needed to be used in the embodiment or prior art description, obviously, the drawings in the following description only some embodiments of the utility model, for ordinary skilled person in the art, under the premise of not paying the creative labor, can also obtain other drawings according to these drawings.

[0025] Figure 1 It is the overall structure schematic diagram of the utility model;

[0026] Figure 2 It is the overall structure schematic diagram of the utility model; Figure 1

[0027] Figure 3 It is the overall structure side view of the utility model;​

[0028] Figure 4 is the utility model Figure 3 The enlarged view of the structure at B in the middle.

[0029] In the figure: 1, gas quenching furnace body; 2, vacuum pump; 3, dismounting assembly; 31, connecting frame; 32, fixed frame; 33, threaded rod; 34, lifting plate; 35, connecting rod; 36, moving block; 37, clamping rod; 38, knob; 4, positioning assembly; 41, positioning rod; 42, positioning ring; 5, sealing assembly; 51, mounting frame; 52, rotating frame; 53, gear; 54, connecting plate; 6, power assembly; 61, electric push rod; 62, moving plate; 63, toothed plate; 7, support seat. DETAILED DESCRIPTION

[0030] It should be noted that in the description of the embodiments of the present application, the terms "front, back, left, right, up, down" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. The terms "mounting", "connecting", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be directly connected, or indirectly connected through an intermediate medium; it can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0031] The present application will be further described in detail below with reference to the drawings and examples.

[0032] Reference Figures 1 to 4The embodiment of the application provides a vacuum sealing device for a vacuum high-pressure gas quenching furnace, which comprises a gas quenching furnace body 1, a vacuum pump 2 fixedly connected to one side of the gas quenching furnace body 1, a dismounting assembly 3 fixedly connected to the side wall of the vacuum pump 2, positioning assemblies 4 fixedly installed on the two sides of the vacuum pump 2, a sealing assembly 5 and a power assembly 6 arranged on the side wall of the gas quenching furnace body 1; the dismounting assembly 3 comprises a connecting frame 31 and a fixing frame 32, the connecting frame 31 is fixedly connected to the side wall of the vacuum pump 2, the fixing frame 32 is fixedly installed on one side of the gas quenching furnace body 1, a threaded rod 33 is threadedly connected to the inner top wall of the fixing frame 32, a lifting plate 34 is connected to the bottom end of the threaded rod 33 through a bearing, a connecting rod 35 is hingedly connected to the bottom of the lifting plate 34, a moving block 36 is hingedly connected to the bottom of the connecting rod 35, the moving block 36 is slidably connected between the fixing frame 32, a clamping rod 37 is fixedly installed on one side of the moving block 36, the clamping rod 37 is clamped between the connecting frame 31, the dismounting assembly 3 further comprises a knob 38, the knob 38 is fixedly connected to the top end of the threaded rod 33, the positioning assemblies 4 comprise positioning rods 41 and positioning rings 42, the positioning rods 41 are fixedly connected to the two sides of the vacuum pump 2, the positioning rings 42 are fixedly connected to one side of the gas quenching furnace body 1, the positioning rods 41 are clamped between the positioning rings 42, two supporting seats 7 are fixedly installed on the bottom of the gas quenching furnace body 1, and the two supporting seats 7 are oppositely arranged.

[0033] In the embodiment, then rotating the knob 38 can drive the threaded rod 33 to rotate on the top of the fixing frame 32, so that the threaded rod 33 can drive the lifting plate 34 to move, so that the lifting plate 34 can drive the moving block 36 to move through the connecting rod 35, so that the moving block 36 can drive the clamping rod 37 to separate from the connecting frame 31, and then pulling the vacuum pump 2 can make the positioning rods 41 separate from the positioning rings 42, so that the vacuum pump 2 can be conveniently dismounted for maintenance work.

[0034] Reference Figures 1 to 4 In one aspect of the embodiment, the sealing assembly 5 comprises a mounting frame 51 and a rotating frame 52, the mounting frame 51 is fixedly connected to the top of the gas quenching furnace body 1, the rotating frame 52 is rotatably connected to the inner side wall of the mounting frame 51, a connecting plate 54 is fixedly connected to the side wall of the gas quenching furnace body 1, the rotating frame 52 is clamped between the connecting plate 54, the sealing assembly 5 further comprises a gear 53, the gear 53 is fixedly connected to the side wall of the rotating frame 52, the power assembly 6 comprises an electric push rod 61 and a moving plate 62, the electric push rod 61 is fixedly connected to the side wall of the gas quenching furnace body 1, the moving plate 62 is fixedly connected between the output end of the electric push rod 61, a toothed plate 63 is fixedly installed on the top of the moving plate 62, and the toothed plate 63 is meshedly connected with the gear 53.

[0035] In this embodiment, first start electric push rod 61 can drive gear plate 63 to rotate through moving plate 62, then gear plate 63 can drive gear 53 to rotate, then gear 53 will drive rotating frame 52 to rotate in the inside of mounting frame 51, so that rotating frame 52 can be clamped together with connecting plate 54, to seal gas quenching furnace body 1 and its top cover, so that the sealing effect of gas quenching furnace body 1 will be better.

[0036] Working principle: first start electric push rod 61 can drive gear plate 63 to rotate through moving plate 62, then gear plate 63 can drive gear 53 to rotate, then gear 53 will drive rotating frame 52 to rotate in the inside of mounting frame 51, so that rotating frame 52 can be clamped together with connecting plate 54, to seal gas quenching furnace body 1 and its top cover, so that the sealing effect of gas quenching furnace body 1 will be better.

[0037] Then rotating knob 38 can drive threaded rod 33 to rotate on the top of fixed frame 32, so that threaded rod 33 can drive lifting plate 34 to move, so that lifting plate 34 can drive moving block 36 to move through connecting rod 35, so that moving block 36 can drive clamp rod 37 to separate from connecting frame 31, pulling vacuum pump 2 can make positioning rod 41 separate from positioning ring 42, facilitating the disassembly of vacuum pump 2 for maintenance work.

[0038] It should be noted that in this document, the terms such as first and second are used only to distinguish one entity or operation from another, and do not necessarily require or imply these entities or operations have any such actual relationship or order. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0039] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A vacuum sealing device for a vacuum high-pressure gas quenching furnace, comprising a gas quenching furnace body (1), characterized in that: One side of the gas quenching furnace body (1) is fixedly connected with a vacuum pump (2), a dismounting assembly (3) is fixedly connected to the side wall of the vacuum pump (2), positioning assemblies (4) are fixedly installed on the two sides of the vacuum pump (2), and a sealing assembly (5) and a power assembly (6) are arranged on the side wall of the gas quenching furnace body (1). The dismounting assembly (3) comprises a connecting frame (31) and a fixing frame (32), the connecting frame (31) is fixedly connected to the side wall of the vacuum pump (2), the fixing frame (32) is fixedly installed on one side of the gas quenching furnace body (1), the inner top wall of the fixing frame (32) is threadedly connected with a threaded rod (33), the bottom end of the threaded rod (33) is connected with a lifting plate (34) through a bearing, the bottom of the lifting plate (34) is hingedly connected with a connecting rod (35), the bottom of the connecting rod (35) is hingedly connected with a moving block (36), the moving block (36) is slidably connected with the fixing frame (32), one side of the moving block (36) is fixedly installed with a clamping rod (37), and the clamping rod (37) is clamped with the connecting frame (31).

2. The vacuum sealing device for a vacuum high-pressure gas quenching furnace according to claim 1, characterized in that: The sealing assembly (5) comprises a mounting frame (51) and a rotating frame (52), the mounting frame (51) is fixedly connected to the top of the gas quenching furnace body (1), and the rotating frame (52) is rotatably connected to the inner side wall of the mounting frame (51); a connecting plate (54) is fixedly connected to the side wall of the gas quenching furnace body (1), and the rotating frame (52) is clamped with the connecting plate (54).

3. The vacuum sealing device for a vacuum high-pressure gas quenching furnace according to claim 2, characterized in that: The sealing assembly (5) further comprises a gear (53), and the gear (53) is fixedly connected to the side wall of the rotating frame (52).

4. The vacuum sealing device for a vacuum high-pressure gas quenching furnace according to claim 3, characterized in that: The power assembly (6) comprises an electric push rod (61) and a moving plate (62), the electric push rod (61) is fixedly connected to the side wall of the gas quenching furnace body (1), the moving plate (62) is fixedly connected with the output end of the electric push rod (61), the top of the moving plate (62) is fixedly installed with a toothed plate (63), and the toothed plate (63) is meshedly connected with the gear (53).

5. The vacuum sealing device for a vacuum high-pressure gas quenching furnace according to claim 1, characterized in that: The positioning assembly (4) comprises a positioning rod (41) and a positioning ring (42), the positioning rod (41) is fixedly connected to the two sides of the vacuum pump (2), and the positioning ring (42) is fixedly connected to one side of the gas quenching furnace body (1); the positioning rod (41) is clamped with the positioning ring (42).

6. The vacuum sealing device for a vacuum high-pressure gas quenching furnace according to claim 1, characterized in that: Two supporting seats (7) are fixedly installed at the bottom of the gas quenching furnace body (1), and the two supporting seats (7) are oppositely arranged.

7. The vacuum sealing device for a vacuum high-pressure gas quenching furnace according to claim 1, characterized in that: The dismounting assembly (3) further comprises a knob (38), and the knob (38) is fixedly connected to the top end of the threaded rod (33).

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