CN201331994Y - Installation component for permanent magnet - Google Patents

Abstract

A mounting component for a permanent magnet, comprising: a suction component for absorbing a permanent magnet, at least one unloading bolt that is screwed on the suction component and can move against the permanent magnet, a positioning component, and fixed to the positioning component Upper, a moving member that is screwed with the suction member and can drive the suction member to move up and down. The utility model is a mutual combination of multiple frame-shaped components, with simple structure and convenient installation. It uses the suction force of the permanent magnet to realize the snatching of the permanent magnet without causing damage to the permanent magnet, and uses the thrust generated by the rotation of the unloading bolt. It is easy to realize the separation of the suction member and the permanent magnet, which can realize the safe and convenient positioning of the permanent magnet. By using the screwing of the displacement screw to move slowly, it can effectively avoid being affected by the permanent magnet or the magnetic conduction adjacent to the surrounding during installation. The influence of the magnetic force between components can avoid the damage of items and the injury of personnel caused by random attraction with surrounding devices.

Description

A mounting member for a permanent magnet

【Technical field】

The utility model relates to the field of permanent magnet assembly, in particular to a permanent magnet installation component.

【Background technique】

The use of permanent magnets has gradually expanded from small electrical appliances to other occasions, such as in the field of maglev transportation-it can be used to manufacture vehicle-mounted suspension magnets. In large-scale engineering applications, how to install permanent magnets into specific equipment safely, reliably and conveniently is the first problem to be solved in engineering applications. During the installation process of the permanent magnet, the biggest difficulty is that the permanent magnet has a great attraction force to the surrounding iron components. In engineering applications such as maglev transportation, since the permanent magnets are relatively large, the magnetic force generated between them and the surrounding iron components is also large. Therefore, it will cause difficult positioning during installation and easily cause work-related accidents such as pinching injuries.

The patent literature of China Patent Office discloses a "method for installing permanent magnets" (patent number: 98119827.9), its main feature is that grooves with a phase difference of 90° are arranged radially on the side of the permanent magnets, which are used as positioning grooves and fixing slots. The positioning groove is positioned relative to the fixed claw through the key, and is fixed in the fixing groove after plastic processing, while the plastic processing needs to be realized on the end face of the motor casing by cutting and bending tools. In this mechanical clamping method, the permanent magnet needs to be processed first, the installation process is complicated, the use is inconvenient, and the permanent magnet will be damaged.

【Content of utility model】

The technical problem to be solved by the utility model is to overcome the defects of the above-mentioned prior art, and provide a permanent magnet installation member that utilizes the magnetic field suction generated between the permanent magnet and the attracting member to realize snatching, and uses the positioning member to realize positioning. .

The technical scheme that the utility model proposes is:

A mounting component for a permanent magnet, comprising: a suction component for absorbing a permanent magnet, at least one unloading bolt that is screwed on the suction component and can move against the permanent magnet, a positioning component, and fixed to the positioning component Upper, a moving member that is screwed with the suction member and can drive the suction member to move up and down.

further,

The suction member includes a bottom suction plate that can be attracted to the permanent magnet and a central bracket that is fixedly connected to the bottom suction plate;

The positioning member includes two side positioning guide frames arranged in parallel, and a top bracket connecting the positioning guide frames on both sides;

The moving member is a moving screw, which is fixed on the side positioning guide frame through the top bracket;

The upper and lower displacement nuts are sheathed on the moving screw rod, which are respectively located on the upper and lower end surfaces of the top bracket.

Preferably, the bottom suction plate is made of magnetically conductive material, and the top bracket, center bracket, unloading bolt, side positioning guide frame, shifting screw, upper and lower shifting nuts are made of nonmagnetic material.

Different from the prior art, the utility model has the following technical effects:

1. The utility model adopts the suction member and uses the suction force of the permanent magnet to realize the snatching of the permanent magnet. Compared with the mechanical clamping method, the method is simpler, and since the permanent magnet does not need to be processed, it will not affect the permanent magnet. Magnets causing damage;

2. The utility model uses unloading bolts, which can avoid the impact generated when the suction member is connected with the permanent magnet, and at the same time, the thrust generated by the rotation of the bolt can be used to smoothly separate the suction member from the permanent magnet;

3. The use of the displacement screw and the displacement nut of the utility model can realize the safe and convenient positioning of the permanent magnet. By using the displacement screw to rotate and move slowly, it can effectively avoid the impact caused by the large magnetic field suction during installation. occur;

4. The utility model adopts a positioning member, which can realize the installation and positioning of the permanent magnet, effectively avoid the influence of the magnetic force between the permanent magnet or the magnetic conduction member adjacent to the surrounding during installation, and at the same time avoid the random attraction and failure of the surrounding devices. damage to items and personal injury;

5. The utility model is a combination and connection of a plurality of frame-shaped components. The structure is very simple, the material cost and processing cost are very low, and the installation is also very convenient.

【Description of drawings】

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the A-A sectional view of Fig. 1 of the utility model;

Fig. 3 is the status diagram of the suction member of the present invention ready to absorb the permanent magnet;

Fig. 4 is a state diagram of the suction member of the present invention after absorbing the permanent magnet;

Fig. 5 is a structural schematic diagram of the positioning member of the present invention;

Fig. 6 is a working diagram of the installation of the top bracket, displacement bolts and nuts after the utility model absorbs the permanent magnet.

The symbols in the figure are explained as follows:

1. Suction member, 11. Bottom suction plate, 12. Center bracket,

121. Upper bracket, 122. Side bracket,

2. Positioning member; 21. Top bracket, 22. Side positioning guide frame,

31. Upper shift nut, 32. Lower shift nut,

4. Move the screw, 5. Unload the bolt, 6. The component to be assembled with the permanent magnet,

7. Permanent magnet, 8. Fixing bolt.

【Detailed ways】

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

As shown in Figures 1 to 6, the utility model embodiment includes a suction member 1 for absorbing the permanent magnet 7, at least one unloading bolt 5 that is screwed on the suction member 1 and can move against the permanent magnet 7 . A positioning component 2 used for moving and positioning the permanent magnet 7 during construction, and a displacement component fixed on the positioning component 2, screwed with the suction component 1 and driving the suction component 2 to move up and down. Specifically, the suction member 1 includes a horizontally arranged bottom suction plate 11 and a central support 12, the bottom suction plate 11 is used to absorb the permanent magnet 7 to be installed, and the central support 12 can be an integral component, It can also be composed of an upper bracket 121 and two parallel side brackets 122 as shown in Figure 3 and Figure 4. The central bracket 12 is fixedly connected to the bottom suction plate 11, and the upper ends of the two side brackets 122 are connected to the top respectively. The two ends and the lower end of the bracket 121 are respectively fixedly connected with the two ends of the bottom suction plate 11 to form a frame structure. At least one unloading bolt 5 is provided on the bottom suction plate 11 , and the corresponding number can be set according to the size of the permanent magnet 7 . The unloading bolt 5 is screwed on the bottom suction plate 11 and can be in contact with the permanent magnet 7 . When used to absorb the permanent magnet 7 to be installed, the unloading bolt 5 can be rotated upwards, and the upward direction of its bottom can be equal to or higher than the suction surface of the bottom suction plate 11 and the permanent magnet 7, so that the bottom surface of the bottom suction plate 11 It fits perfectly with the upper plane of the permanent magnet 7 to ensure its reliable adsorption; and when the permanent magnet 7 needs to be installed, the unloading bolt 5 can be rotated downward, and its bottom protrudes downward from the suction of the bottom suction plate 11 and the permanent magnet 7. Joint surface, make unloading bolt 5 bottoms and permanent magnet 7 top contact, and utilize its downward active force to make permanent magnet 7 break away from the adsorption force of bottom suction plate 11, just can be placed on the installation station.

When the component 6 of the permanent magnet to be assembled is made of a magnetically permeable material (for example, a permanent magnet is attached on the electromagnet pole), when the permanent magnet 7 is installed, there will be generated between the permanent magnet 7 and the component 6 of the permanent magnet to be assembled. Magnetic attraction, this attraction will increase sharply due to the proximity of the installation distance. The impact generated by this large magnetic field attraction will easily cause damage to the brittle permanent magnet 7. During assembly, a slight negligence will also cause the operator to be injured. Therefore, the utility model embodiment also has a positioning member 2, and the positioning member 2 can be constituted by two parallel side positioning guide frames 22 as shown in Fig. 1, Fig. 4, Fig. 5 and Fig. 6, and its upper end is provided with a A top bracket 21, the top bracket 21 is fixedly connected to the upper ends of the positioning guide frames 22 on both sides through the fixing bolts 8. In the center of the top bracket 21, a threaded hole is provided, the upper end of the moving screw 4 is screwed into the threaded hole, and the lower end is screwed into the center bracket 12, so that the top bracket 21, the side positioning guide frame 22, and the center bracket 12 and the bottom suction plate 11 are connected to each other; on the moving screw 4, an upper displacement nut 31 and a lower displacement nut 32 are sleeved, which are respectively located on the upper and lower end surfaces of the top bracket 11. In this way, through the movement of the upper shift nut 31, the lower shift nut 32 and the moving screw rod 4, the center bracket 12 can be driven to move up and down, thereby realizing the advancement and pull-back of the permanent magnet 7, while the side positioning guide frame 22 can Realizing the lateral positioning of the permanent magnet 7 can avoid the occurrence of impact during installation.

Among the above-mentioned components of the utility model, the bottom suction plate 11 is made of a magnetically conductive material such as Q235, which can make it have a strong suction force with the permanent magnet 7, so as to realize the snatch of the permanent magnet 7, and other components- Top bracket 21, side positioning guide frame 22, upper shift nut 31, lower shift nut 32, shift screw rod 4, center support 12, unloading bolt 5 then adopt non-magnetic material-such as aluminum alloy, stainless steel etc. to manufacture.

The utility model installation process:

As shown in Figure 3, first expose the unloading bolt 5 on the bottom suction plate 11 fixedly connected to the center support 12 to an appropriate length, then align the bottom suction plate 11 with the permanent magnet 7 to be assembled, and then press the bottom suction plate 11 as shown in Figure 4 , rotate each unloading bolt 5 until the bottom suction plate 11 is completely attached to the permanent magnet 7, and then as shown in Figure 6, the top bracket 21, the shift screw 4, the upper shift nut 31, the lower shift nut 32 and the center bracket 12 are connected, the side positioning guide frame 22 is placed at the position where the permanent magnet 7 needs to be installed on the component 6 to be assembled with the permanent magnet, and then as shown in Figure 1 and Figure 2, the assembly shown in Figure 6 is positioned from the side to the guide frame 22 Put the top bracket 21 into place with the fixing bolt 8 and the side positioning guide frame 22, keep the shift screw 4 from rotating, adjust the positions of the upper shift nut 31 and the lower shift nut 32, and push the permanent magnet 7 to the installation location. After the permanent magnet 7 is in place, turn each unloading bolt 5 with a wrench to separate the bottom suction plate 11 from the permanent magnet 7, and then remove the whole set of tooling.

The above-mentioned embodiments only express the preferred implementation of the utility model, and the description thereof is more specific and detailed, but should not be construed as limiting the patent scope of the utility model. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the scope of protection of the utility model patent should be based on the appended claims.

Claims (8)

1, a kind of permanent magnet installation component is characterized in that comprising:

Be used to adsorb the adhesive member of permanent magnet,

Be combined on the described adhesive member, and can contact at least one unloading bolt that permanent magnet moves,

One location member, and

Be fixed on the described align member, screw and can drive the mobile member that the adhesive member moves up and down with the adhesive member.

2, a kind of permanent magnet installation component according to claim 1 is characterized in that: described adhesive member comprise one can with the end suction disc of permanent magnet adhesive and the center bearing bracket of fixedlying connected with suction disc of the described end.

3, a kind of permanent magnet installation component according to claim 1 is characterized in that: described align member comprises the two side positioning and guiding frameworks that be arranged in parallel, and the ceiling hold that connects both sides positioning and guiding framework.

4, a kind of permanent magnet installation component according to claim 3, it is characterized in that: described mobile member is a mobile screw, is fixed on the described side positioning and guiding framework by ceiling hold.

5, a kind of permanent magnet installation component according to claim 4 is characterized in that: be arranged with upper and lower displacement nut on the described mobile screw, lay respectively at upper and lower two end faces of ceiling hold.

6, a kind of permanent magnet installation component according to claim 1 is characterized in that: described unloading bolt, align member adopt the non-magnet material manufacturing.

7, a kind of permanent magnet installation component according to claim 2 is characterized in that: suction disc of the described end adopts the permeability magnetic material manufacturing, and described center bearing bracket adopts the non-magnet material manufacturing.

8, a kind of permanent magnet installation component according to claim 5 is characterized in that: described mobile screw, superior displacement nut, the nut that is shifted adopts the non-magnet material manufacturing down.

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