Magnetic fluid sealing transmission device

Abstract

The utility model discloses a magnetofluid sealing transmission device which comprises an assembly damping assembly and a transmission mechanism, the inner side of the assembly damping assembly is provided with a sealing heat dissipation component connected through a bolt, and the inner side of the sealing heat dissipation component is provided with the transmission mechanism connected through a bolt in a sleeved mode. The transmission mechanism comprises a penetrating screw disc, a shaft sealing ring, an inner shaft rod, an outer shaft rod, an assembly ring shaft, a spline head and a spline groove, the penetrating screw disc is connected to the inner side of the sealing heat dissipation component through a bolt, the inner side of the penetrating screw disc is provided with the shaft sealing ring, and the inner end of the shaft sealing ring is provided with the inner shaft rod; according to the magnetofluid sealing transmission device, a transmission mechanism is subjected to effective transmission operation through a bearing structure of a bearing ring and a deep groove ball, so that an inner attaching strip plate and an outer fin plate are installed on the two vertical sides of a penetrating shell, and in this way, effective adsorption heat dissipation can be achieved in the transmission operation process, so that normal long-term use of equipment is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to magnetic fluid accessory technical field, concretely is a kind of magnetic fluid sealing transmission device. BACKGROUND

[0002] Magnetic fluid is also called magnetic liquid, ferromagnetic fluid or magnetic liquid, it is a new type of functional material, it has both the liquidity of liquid and the magnetism of solid magnetic material, it is a kind of stable colloidal liquid by the mixing of magnetic solid particles with nanometer scale (below 10 nanometers), base carrier liquid (also called medium) and interface active agent, the fluid has no magnetic attraction in static state, when external magnetic field acts, it shows magnetism, the magnetic fluid produced by nanometer metal and alloy powder has excellent performance, and can be widely applied in various harsh conditions of magnetic fluid sealing, shock absorption, medical instruments, sound adjustment, light display, magnetic fluid dressing and other fields.

[0003] In the field of magnetic fluid sealing transmission device, CN202023027136.1 discloses a kind of magnetic fluid sealing transmission device, including vacuum shell, the vacuum shell includes coaxially arranged shell component and flange, the shell component is fixedly connected with flange, and the butt joint is formed by welding between the end face of the shell component and the flange. The magnetic fluid sealing transmission device provided by the application can ensure the overall sealing performance and load capacity of the magnetic fluid sealing transmission device while reducing material and processing time cost. However, this magnetic fluid sealing transmission device, because the vacuum shell and the shaft are attached, which can cause overheating after a long time of operation, thus endangering the stable use of the equipment. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of magnetic fluid sealing transmission device, to solve the problems raised in the above background.

[0005] By adopting the above technical scheme, the transmission mechanism is effectively driven to run by the bearing ring and deep groove ball bearing structure, so that the inner strip plate and the outer fin plate are installed on the two sides of the vertical direction of the through shell. This can effectively adsorb and dissipate heat during the transmission operation, ensuring the normal long-term use of the equipment.

[0006] To achieve the purpose of the utility model, the utility model realizes the following technical scheme: a kind of magnetic fluid sealing transmission device, including assembly shock absorbing component and transmission mechanism, the inner side of the assembly shock absorbing component is provided with bolted sealing heat dissipation component, and the inner side of the sealing heat dissipation component is provided with bolted transmission mechanism;

[0007] The transmission mechanism comprises a through screw disc, a shaft seal ring, an inner shaft rod, an outer shaft rod, an assembly ring shaft, a spline head and a spline groove, the through screw disc is bolted on the inner side of the sealing and heat dissipation component, the inner side of the through screw disc is provided with the shaft seal ring, the inner end of the shaft seal ring is provided with the inner shaft rod, the outer end of the shaft seal ring is provided with the outer shaft rod, the outer side of one end of the outer shaft rod is provided with the assembly ring shaft, the side of the assembly ring shaft is provided with the spline head which is bolted, and the outer side of the other end of the outer shaft rod is provided with the spline groove.

[0008] As a preferred embodiment of the utility model, the shaft seal ring is annular, and the central axes of the inner shaft rod and the outer shaft rod are in the same line.

[0009] As a preferred embodiment of the utility model, the assembly damping component comprises a folded base plate, an assembly bolt, a damper and a fitting plate, the outer end of the folded base plate is bolted with the assembly bolt, the inner side of the folded base plate is provided with the damper, and the inner end of the damper is provided with the fitting plate.

[0010] As a preferred embodiment of the utility model, the sealing and heat dissipation component comprises a through shell, an arc-shaped sealing block, an end plate, an inner connecting rod, an arc-shaped fitting block, a bearing ring, a deep groove ball, an inner fitting strip plate and an outer fin plate, the through shell is bolted on the inner side of the fitting plate, the inner sides of the two ends of the through shell are provided with the arc-shaped sealing block which is sleeved and clamped, and the outer side of the arc-shaped sealing block is provided with the end plate.

[0011] As a preferred embodiment of the utility model, the inner side of the arc-shaped sealing block is provided with the inner connecting rod, the inner side of the inner connecting rod is provided with the arc-shaped fitting block, and the inner side of the arc-shaped fitting block is provided with the bearing ring which is installed with the deep groove ball.

[0012] As a preferred embodiment of the utility model, the inner top side of the through shell is provided with the inner fitting strip plate which is bolted, and the top side of the through shell is provided with the outer fin plate which is bolted.

[0013] Compared with the prior art, the magnetic fluid sealing transmission device has the advantages that the bearing structure of the bearing ring and the deep groove ball is used to effectively drive the transmission mechanism to run, the inner fitting strip plate and the outer fin plate are installed on the two vertical sides of the through shell, and effective adsorption and heat dissipation can be achieved during the running of the transmission mechanism, so that the equipment can be normally and long-term used. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is a front view of the utility model;

[0015] Fig. 2 It is a bottom view of the utility model;

[0016] Fig. 3 It is a three-dimensional structure schematic view of the sealing and heat dissipating component and the transmission mechanism.

[0017] In the figure: 1, assembly shock absorbing assembly; 101, folded base plate; 102, assembly bolt; 103, shock absorber; 104, matching plate; 2, sealing and heat dissipating component; 201, through shell; 202, arc-shaped sealing block; 203, end plate; 204, inner connecting rod; 205, arc-shaped matching block; 206, bearing ring; 207, deep groove ball; 208, inner matching strip plate; 209, outer fin plate; 3, transmission mechanism; 301, through screw disc; 302, shaft seal ring; 303, inner shaft rod; 304, outer shaft rod; 305, assembly ring shaft; 306, spline head; 307, spline groove. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0019] Please refer to Figs. 1-3 The utility model provides a technical scheme: a magnetic fluid sealing transmission device, including assembly shock absorbing assembly 1 and transmission mechanism 3, the inner side of assembly shock absorbing assembly 1 is provided with the sealing and heat dissipating component 2 connected by bolt, and the inner side of sealing and heat dissipating component 2 is provided with transmission mechanism 3 connected by bolt sleeve;

[0020] Transmission mechanism 3 includes through screw disc 301, shaft seal ring 302, inner shaft rod 303, outer shaft rod 304, assembly ring shaft 305, spline head 306 and spline groove 307, through screw disc 301 is connected by bolt on the inner side of sealing and heat dissipating component 2, the inner side of through screw disc 301 is provided with shaft seal ring 302, and the inner end of shaft seal ring 302 is provided with inner shaft rod 303, the outer end of shaft seal ring 302 is provided with outer shaft rod 304, and one end of outer shaft rod 304 is provided with assembly ring shaft 305 on the outer side, one side of assembly ring shaft 305 is provided with spline head 306 connected by bolt, and the other end of outer shaft rod 304 is provided with spline groove 307 on the outer side.

[0021] Shaft seal ring 302 is annular structure, and the central axis of inner shaft rod 303 and outer shaft rod 304 is in the same straight line.

[0022] In this embodiment, when the operation is needed, the spline head 306 is connected to the motor, so that the inner shaft rod 303, the outer shaft rod 304, the assembly ring shaft 305, the spline head 306 and the spline groove 307 are effectively driven after the device is operated.

[0023] The assembled damping assembly 1 comprises a folded base plate 101, an assembly bolt 102, a damper 103 and a matching plate 104, the outer end of the folded base plate 101 is bolted with the assembly bolt 102, the inner edge of the folded base plate 101 is provided with the damper 103, and the inner end of the damper 103 is provided with the matching plate 104.

[0024] In this embodiment, when in use, the device is connected to the installation position by matching the assembly bolt 102 on the folded base plate 101, so that the damper 103 and the matching plate 104 achieve the damping effect during the operation of the device.

[0025] The sealed heat dissipation component 2 comprises a through shell 201, an arc-shaped sealing block 202, an end plate 203, an inner connecting rod 204, an arc-shaped matching block 205, a bearing ring 206, a deep groove ball 207, an inner matching strip plate 208 and an outer fin plate 209, the through shell 201 is bolted on the inner edge of the matching plate 104, the two ends of the through shell 201 are provided with arc-shaped sealing blocks 202 matched in sleeve, and the outer edge of the arc-shaped sealing block 202 is provided with an end plate 203.

[0026] In this embodiment, since the arc-shaped sealing block 202 has an arc-shaped structure, when the arc-shaped sealing block 202 is spirally connected with the through shell 201 through the end plate 203, the sealing effect of the device can be improved.

[0027] The inner edge of the arc-shaped sealing block 202 is provided with an inner connecting rod 204, the inner edge of the inner connecting rod 204 is provided with an arc-shaped matching block 205, and the inner edge of the arc-shaped matching block 205 is provided with a bearing ring 206 for mounting a deep groove ball 207.

[0028] In this embodiment, since the inner edge of the inner connecting rod 204 is matched with the bearing ring 206 through the arc-shaped matching block 205, the bearing ring 206 and the deep groove ball 207 can be matched to facilitate the rotation of the inner shaft rod 303.

[0029] The inner top side of the through shell 201 is provided with an inner matching strip plate 208 bolted, and the top side of the through shell 201 is provided with an outer fin plate 209 bolted.

[0030] In this embodiment, when the device is driven to operate, the inner matching strip plate 208 and the outer fin plate 209 are matched to achieve effective heat dissipation treatment, so as to ensure the stability and safety of the device during operation.

[0031] The working principle of the magnetic fluid sealing transmission device is as follows: when in use, the device is connected to the mounting position through the fold-shaped base plate 101 matched with the assembly bolt 102, so that the shock absorber 103 and the adhering plate 104 can achieve the effect of shock absorption during the operation of the device; since the arc-shaped sealing block 202 has an arc-shaped structure, when the arc-shaped sealing block 202 is screw-connected with the through shell 201 through the end plate 203, the sealing effect of the device can be improved; since the inner edge side of the inner connecting rod 204 is adhered to the bearing ring 206 through the arc-shaped adhering block 205, the bearing ring 206 and the deep groove ball 207 can be matched with each other, so that the inner shaft rod 303 can be conveniently rotated; when it is needed to operate, the spline head 306 is connected to the motor, so that the inner shaft rod 303, the outer shaft rod 304, the assembly ring shaft 305, the spline head 306 and the spline groove 307 can be effectively driven to operate after the device operates; when the device is driven to operate, the inner adhering strip plate 208 and the outer fin plate 209 can be matched with each other, so that the effective heat dissipation treatment can be achieved, so as to ensure the stability and safety of the device during the operation.

[0032] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

Claims

1. A magnetic fluid seal transmission device comprising an assembly damping component (1) and a transmission mechanism (3), characterized in that: The inner side of the assembled shock-absorbing assembly (1) is provided with a bolted sealing and heat-dissipating component (2), and the inner side of the sealing and heat-dissipating component (2) is provided with a bolted transmission mechanism (3); The transmission mechanism (3) comprises a through screw disc (301), a shaft seal ring (302), an inner shaft rod (303), an outer shaft rod (304), an assembly ring shaft (305), a spline head (306), and a spline groove (307), the through screw disc (301) is bolted to the inner side of the sealing and heat-dissipating component (2), the inner side of the through screw disc (301) is provided with the shaft seal ring (302), the inner end of the shaft seal ring (302) is provided with the inner shaft rod (303), the outer end of the shaft seal ring (302) is provided with the outer shaft rod (304), one end of the outer shaft rod (304) is provided with the assembly ring shaft (305) on the outer side, one side of the assembly ring shaft (305) is provided with the spline head (306) bolted, and the other end of the outer shaft rod (304) is provided with the spline groove (307) on the outer side.

2. A magnetic fluid seal transmission device according to claim 1, wherein: The shaft seal ring (302) is in an annular structure, and the inner shaft rod (303) and the outer shaft rod (304) are in the same straight line.

3. A magnetic fluid seal transmission device according to claim 1, wherein: The assembled shock-absorbing assembly (1) comprises a folded base plate (101), an assembly bolt (102), a shock absorber (103), and a fitting plate (104), the outer end of the folded base plate (101) is bolted with the assembly bolt (102), the inner side of the folded base plate (101) is provided with the shock absorber (103), and the inner end of the shock absorber (103) is provided with the fitting plate (104).

4. A magnetic fluid seal transmission device according to claim 3, wherein: The sealing and heat-dissipating component (2) comprises a through shell (201), an arc-shaped sealing block (202), an end plate (203), an inner connecting rod (204), an arc-shaped fitting block (205), a bearing ring (206), a deep groove ball (207), an inner fitting strip plate (208), and an outer fin plate (209), the through shell (201) is bolted to the inner side of the fitting plate (104), both ends of the through shell (201) are provided with the arc-shaped sealing block (202) fitted and clamped, and the outer side of the arc-shaped sealing block (202) is provided with the end plate (203).

5. A magnetic fluid seal transmission device according to claim 4, wherein: The inner side of the arc-shaped sealing block (202) is provided with the inner connecting rod (204), the inner side of the inner connecting rod (204) is provided with the arc-shaped fitting block (205), and the inner side of the arc-shaped fitting block (205) is provided with the bearing ring (206) mounting the deep groove ball (207).

6. A magnetic fluid seal transmission device according to claim 4, wherein: The inner top side of the through shell (201) is provided with the inner fitting strip plate (208) bolted, and the top side of the through shell (201) is provided with the outer fin plate (209) bolted.

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