Mounting structure applied to valve body motor

Abstract

The utility model discloses a mounting structure applied to a valve motor, which comprises a box body and a motor cover, a mounting cavity is arranged in the box body, a positioning seat is arranged at the bottom of the mounting cavity, a limiting groove is arranged at the port of the mounting cavity, a plurality of connecting columns distributed circumferentially are arranged in the limiting groove, a positioning through hole is formed in the motor cover, and the positioning through hole is communicated with the motor cover. The top side edge of the motor cover is provided with a plurality of circumferentially distributed connecting seats, the connecting seats and the connecting columns are in one-to-one correspondence, the inner side of the motor cover is provided with a limiting seat, a motor stator is installed in the installation cavity, a motor rotor is installed in the motor stator, and a lower bearing of the motor rotor is clamped in the positioning seat; the motor cover is installed at a port of the installation cavity, a rotating shaft of the motor rotor extends out of the positioning through hole, an upper bearing of the motor rotor is clamped in the limiting base, and the connecting base and the connecting column are connected through a fixing piece. According to the utility model, machining-free assembly can be realized, and the assembly efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of valve body motor installation, in particular to a mounting structure applied to a valve body motor. Background Art

[0002] The installation of the valve body motor in the prior art usually requires the inner cavity of the box to be processed, the motor to be inserted into the inner cavity of the box, the inner cavity port of the box and the motor cover to be processed, and then the motor cover is installed on the inner cavity port of the box to position the motor. During installation, the box and the motor cover need to be processed, which is time-consuming, labor-intensive and labor-intensive. Utility Model Content

[0003] The purpose of the utility model is to overcome the shortcomings of the prior art and provide a mounting structure for a valve body motor which can realize non-processing assembly and improve assembly efficiency.

[0004] The utility model is realized through the following technical scheme: an installation structure applied to a valve body motor, comprising a box body and a motor cover, wherein an installation cavity is arranged in the box body, a positioning seat is arranged at the bottom of the installation cavity, a limiting groove is arranged at the port of the installation cavity, a plurality of connecting columns distributed in a circumference are arranged in the limiting groove, a positioning through hole is opened in the motor cover, a plurality of connecting seats distributed in a circumference are arranged at the top side edge of the motor cover, the connecting seats correspond to the connecting columns one by one, a limiting seat is arranged on the inner side of the motor cover, the motor stator is installed in the installation cavity, the motor rotor is installed in the motor stator, and the lower bearing of the motor rotor is clamped in the positioning seat, the motor cover is installed at the port of the installation cavity, and the rotating shaft of the motor rotor extends out from the positioning through hole, the upper bearing of the motor rotor is clamped in the limiting seat, and the connecting seat and the connecting column are connected by a fixing member.

[0005] Furthermore: four of the connecting posts and four of the connecting seats are provided respectively.

[0006] Furthermore, the fixing member is a bolt, each of the connecting columns is provided with a bolt hole, and each of the connecting seats is provided with a fixing through hole. When fixing, the fixing member passes through the fixing through hole and is tightened in the bolt hole.

[0007] Furthermore: two opposite positioning grooves are arranged on both sides of the port of the installation cavity, and two positioning blocks are arranged on both sides of the edge of the motor cover, and the positioning blocks are adapted to the positioning grooves.

[0008] Furthermore: the connecting seat includes a supporting block and a connecting block, the supporting block and the connecting block are connected, and the angle between the two constitutes an avoidance groove, the supporting block and the top side of the motor cover are fixed, the connecting block protrudes from the edge of the motor cover, and the fixing through hole is located on the connecting block.

[0009] Furthermore: the positioning through hole is located at the central position of the motor cover, and the positioning through hole passes through the limiting seat.

[0010] Compared with the prior art, the utility model has the following beneficial effects:

[0011] By arranging a positioning seat at the bottom of the installation cavity of the box body, arranging a limiting groove at the port of the installation cavity, arranging a connecting column in the limiting groove, opening a positioning through hole in the motor cover, arranging a connecting seat at the top side edge of the motor cover, and arranging a limiting seat on the inner side of the motor cover, when installing the valve body motor, the motor stator is clamped in the installation cavity, the motor rotor is installed in the motor stator, and the lower bearing of the motor rotor is clamped in the positioning seat, and the motor cover is installed at the port of the installation cavity. When fixing the motor cover, the upper end of the rotating shaft of the motor rotor is passed through the positioning through hole, and the upper bearing of the motor rotor is clamped in the limiting seat, and then the connecting seat of the motor cover and the connecting column of the port of the installation cavity are aligned with each other, and finally The connecting seat and the connecting column are fixedly connected by bolt-type fixings to complete the installation of the valve body motor. When assembling the valve body motor, it is only necessary to align the connecting seat and the connecting column with each other. By fixing with bolts, the concentricity after assembly can be controlled to be less than 0.1, meeting the installation requirements. There is no need to process the box body or motor cover, etc., and assembly without processing is achieved, thereby improving assembly efficiency. After the motor cover is fixed on the port of the installation cavity, the positioning through hole, the limit seat, and the positioning seat are located on the same straight line. The positioning through hole limits the rotating shaft, the limit seat limits the upper bearing, and the positioning seat limits the lower bearing, which can ensure that the concentricity of the bearing position and the motor is within 0.05. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model;

[0013] Figure 2 The structure of the utility model is shown in FIG. Figure 1 ;

[0014] Figure 3 The structure of the utility model is shown in FIG. Figure 2 ;

[0015] Figure 4 It is a structural schematic diagram of the box body of the utility model.

[0016] Explanation of the accompanying drawings: 1-box, 2-motor cover, 3-installation cavity, 4-positioning seat, 5-limiting groove, 6-connecting column, 7-positioning through hole, 8-connecting seat, 9-limiting seat, 10-motor stator, 11-motor rotor, 12-lower bearing, 13-rotating shaft, 14-upper bearing, 15-bolt hole, 16-fixing through hole, 17-positioning groove, 18-positioning block, 19-support block, 20-connecting block, 21-avoidance groove. DETAILED DESCRIPTION

[0017] Figures 1 to 4 A schematic structural diagram of an embodiment of an installation structure for a valve body motor provided by the utility model comprises a box body 1 and a motor cover 2, wherein an installation cavity 3 is arranged in the box body 1, a positioning seat 4 is arranged at the bottom of the installation cavity 3, a limiting groove 5 is arranged at the port of the installation cavity 3, a plurality of connecting columns 6 distributed in a circumference are arranged in the limiting groove 5, a positioning through hole 7 is opened in the motor cover 2, a plurality of connecting seats 8 distributed in a circumference are arranged at the top side edge of the motor cover 2, the connecting seats 8 correspond to the connecting columns 6 one by one, a limiting seat 9 is arranged on the inner side of the motor cover 2, a motor stator 10 is arranged in the installation cavity 3, a motor rotor 11 is arranged in the motor stator 10, and a lower bearing 12 of the motor rotor 11 is clamped in the positioning seat 4, the motor cover 2 is arranged at the port of the installation cavity 3, and a rotating shaft 13 of the motor rotor 11 extends out from the positioning through hole 7, an upper bearing 1412 of the motor rotor 11 is clamped in the limiting seat 9, and the connecting seat 8 and the connecting column 6 are connected by a fixing member.

[0018] Four connecting posts 6 and four connecting seats 8 are provided respectively.

[0019] The fixing member is a bolt. A bolt hole 15 is provided on each connecting column 6 , and a fixing through hole 16 is provided on each connecting seat 8 . When fixing, the fixing member passes through the fixing through hole 16 and is tightened in the bolt hole 15 .

[0020] Two opposite positioning grooves 17 are arranged on both sides of the port of the installation cavity 3 , and two positioning blocks 18 are arranged on both sides of the edge of the motor cover 2 . The positioning blocks 18 are matched with the positioning grooves 17 .

[0021] The motor cover 2 is positioned by cooperating with the positioning block 18 and the positioning groove 17 , so that the bolt hole 15 on the connecting column 6 and the fixing through hole 16 on the connecting seat 8 can be quickly aligned with each other, thereby improving the installation efficiency.

[0022] The connecting seat 8 includes a supporting block 19 and a connecting block 20, the supporting block 19 and the connecting block 20 are connected, and the angle between the two constitutes an avoidance groove 21, the supporting block 19 is fixed to the top side of the motor cover 2, the connecting block 20 protrudes from the edge of the motor cover 2, and the fixing through hole 16 is located on the connecting block 20.

[0023] When the fixing through hole 16 and the bolt hole 15 are aligned with each other, the avoidance groove 21 is stuck on the side wall of the connecting column 6, which can improve the positioning accuracy of the motor cover 2.

[0024] The positioning through hole 7 is located at the center of the motor cover 2 , and the positioning through hole 7 passes through the limiting seat 9 .

[0025] When installing the valve body motor, first insert the motor stator 10 into the installation cavity 3, then install the motor rotor 11 in the motor stator 10, and make the lower bearing 12 of the motor rotor 11 stuck in the positioning seat 4 at the bottom of the installation cavity 3, and install the motor cover 2 at the port of the installation cavity 3. When installing the motor cover 2, make the rotating shaft 13 of the motor rotor 11 pass through the positioning through hole 7, align the positioning blocks 18 on both sides of the motor cover 2 with the positioning grooves 17 on both sides of the port of the installation cavity 3, align the fixing through holes 16 on the connecting seat 8 and the bolt holes 15 on the connecting column 6, and then pass the bolt-type fixing part through the fixing through hole 16 and tighten it in the bolt hole 15, so that the motor cover 2 is fixedly installed on the port of the installation cavity 3 of the box body 1, thereby completing The installation of the valve body motor, since there is a 0.2mm gap between the motor rotor 11 and the motor stator 10, by controlling the casting accuracy of the casting parts, it is not necessary to process the box body 1 or the motor cover 2 during the installation process. It is only necessary to make the fixing through hole 16 of the connecting seat 8 on the motor cover 2 correspond to the bolt hole 15 of the connecting column 6 on the box body 1, and then fix it with bolts. The upper bearing 1412 of the motor rotor 11 is limited by the limiting seat 9 on the inner side of the motor cover 2, the lower bearing 12 of the motor rotor 11 is limited by the positioning seat 4 at the bottom of the installation cavity 3, and the rotating shaft 13 of the motor rotor 11 is limited by the positioning through hole 7 of the motor cover 2. The concentricity after assembly can be controlled to be less than 0.1, meeting the installation requirements.

[0026] The above detailed description is a specific description of a feasible embodiment of the utility model. The embodiment is not intended to limit the patent scope of the utility model. Any equivalent implementation or modification that does not deviate from the utility model should be included in the patent scope of this case.

Claims

1. A mounting structure for a valve motor, characterized in that: It includes a box body and a motor cover. An installation cavity is provided in the box body. A positioning seat is provided at the bottom of the installation cavity. A limiting groove is provided at the port of the installation cavity. A plurality of connecting columns distributed in a circumference are provided in the limiting groove. A positioning through hole is opened in the motor cover. A plurality of connecting seats distributed in a circumference are provided at the top side edge of the motor cover. The connecting seats correspond to the connecting columns one by one. A limiting seat is provided on the inner side of the motor cover. The motor stator is installed in the installation cavity. The motor rotor is installed in the motor stator, and the lower bearing of the motor rotor is clamped in the positioning seat. The motor cover is installed at the port of the installation cavity, and the rotating shaft of the motor rotor extends out from the positioning through hole. The upper bearing of the motor rotor is clamped in the limiting seat. The connecting seat and the connecting column are connected by a fixing piece.

2. The mounting structure for a valve motor according to claim 1, characterized in that: The connecting posts and the connecting seats are each provided with four.

3. The mounting structure for a valve motor according to claim 2, characterized in that: The fixing member is a bolt, each of the connecting columns is provided with a bolt hole, and each of the connecting seats is provided with a fixing through hole. When fixing, the fixing member passes through the fixing through hole and is tightened in the bolt hole.

4. The mounting structure for a valve motor according to claim 2, characterized in that: Two opposite positioning grooves are arranged on both sides of the port of the installation cavity, and two positioning blocks are arranged on both sides of the edge of the motor cover, and the positioning blocks are matched with the positioning grooves.

5. The mounting structure for a valve motor according to claim 3, characterized in that: The connecting seat includes a supporting block and a connecting block, the supporting block and the connecting block are connected, and the angle between the two constitutes an avoidance groove, the supporting block and the top side of the motor cover are fixed, the connecting block protrudes from the edge of the motor cover, and the fixing through hole is located on the connecting block.

6. The mounting structure for a valve motor according to claim 5, characterized in that: The positioning through hole is located at the center of the motor cover, and the positioning through hole passes through the limiting seat.

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