CN213484616U - Permanent magnet direct current motor - Google Patents

Abstract

The utility model relates to a permanent magnet direct current motor relates to the technical field of motor, has improved the problem that motor body installation need spend longer time, and it includes motor body and firm seat, firm seat sets up in the motor body bottom and extends along length direction, firm seat length direction both sides are provided with respectively and carry out gliding mounting panel along width direction, firm seat is provided with the fixed subassembly that is used for fixed mounting panel after the mounting panel stops sliding, two the mounting panel is kept away from firm seat one side and is provided with respectively and can follow two sets of installation pieces that length direction carries out position control, every group the installation piece has two and symmetry to set up, the installation piece is kept away from mounting panel one side and is provided with the connecting block, the mounting hole has been seted up at the connecting block middle part. This application has the effect of the installation rate of promotion motor body.

Description

Permanent magnet direct current motor

Technical Field

The application relates to the technical field of motors, in particular to a permanent magnet direct current motor.

Background

A permanent magnet direct current motor is a direct current motor in which a magnetic field is established by permanent magnets, and is classified into a permanent magnet brushless direct current motor and a permanent magnet brush direct current motor according to the presence or absence of a brush.

Referring to fig. 1, a permanent magnet dc motor includes a motor body 1 and a mounting base 2. The mounting seat 2 is fixedly connected to the bottom of the motor body 1, the mounting hole 3 is formed in the mounting seat 2, the bolt penetrates through the mounting hole 3 during mounting, and then the bolt is fixedly connected to equipment needing to mount the motor body 1, so that the motor body 1 is fixedly mounted.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the position of the mounting hole 3 is generally fixed, so the position of the mounting hole 3 needs to be aligned with the position of the mounting hole for mounting of the device for mounting the motor body 1, and when the two are misaligned, the motor body 1 is generally replaced or the hole for mounting of the device is re-drilled, which wastes time.

SUMMERY OF THE UTILITY MODEL

In order to promote the installation rate of motor body, this application provides a permanent magnet direct current motor.

The application provides a permanent magnet direct current motor adopts following technical scheme:

the utility model provides a permanent magnet direct current motor, includes motor body and firm seat, firm seat sets up in the motor body bottom and extends along length direction, firm seat length direction both sides are provided with respectively and carry out gliding mounting panel along width direction, firm seat is provided with the fixed subassembly that is used for fixed mounting panel after the mounting panel stops sliding, two the mounting panel is kept away from firm seat one side and is provided with respectively and carries out two sets of installation pieces that position was adjusted along length direction, every group the installation piece has two and symmetry to set up, the installation piece is kept away from mounting panel one side and is provided with the connecting block, the mounting hole has been seted up at the connecting block middle part.

Through adopting above-mentioned technical scheme, place motor body in the equipment that needs the installation during installation, the hole groove that is used for installing motor body who sets up in contrast mounting hole and the equipment after that, when the deviation appears and can't align completely, through sliding mounting board, carry out the position of mounting hole on the width direction, adjust the position of installation piece after that, carry out the position control of mounting hole on length direction, need not to change motor body or set up again and be used for carrying out the hole groove that matches with the mounting hole, be favorable to reducing motor body's installation time, promote motor body's installation rate.

Optionally, the mounting panel is kept away from firm seat one side and is seted up the mounting groove, installation piece sliding connection in mounting groove, the mounting groove middle part is provided with the fixed block, the symmetry is provided with the screw rod in the mounting groove, two screw rod one end swivelling joint respectively in the relative both sides of fixed block, and fixed block one side cell wall is kept away from to the other end swivelling joint respectively in the mounting groove, installation piece spiro union in screw rod.

Through adopting above-mentioned technical scheme, rotatory screw rod during the use drives the installation piece and moves, is favorable to adjusting the position of mounting hole in length direction.

Optionally, the two opposite side groove walls of the mounting groove are respectively communicated with a limiting groove, a limiting block is arranged on the outer peripheral side of the mounting block, and the limiting block is slidably connected to the limiting groove.

Through adopting above-mentioned technical scheme, restriction piece sliding connection is in the restriction groove during the use, is favorable to hindering the installation piece to break away from the mounting groove to reduce the installation piece and rotate the possibility of appearing in the screw rod rotation process.

Optionally, the mounting block is kept away from mounting panel one side and has been seted up the draw-in groove, the connecting block joint in the draw-in groove, the blocking groove has been seted up to draw-in groove both sides cell wall intercommunication, the connecting block both sides are provided with respectively blocks the piece, block piece sliding connection in blocking groove, the mounting block is provided with the mounting that is used for fixed connection piece.

Through adopting above-mentioned technical scheme, the connecting block joint can be changed the connecting block in the draw-in groove during use, realizes the change of mounting hole size.

Optionally, the fixing member is a screw.

Through adopting above-mentioned technical scheme, the connecting block is fixed through the screw with the installation piece, and fixed mode is simple, and fixed effect is better.

Optionally, the mounting panel has been seted up near the middle part of stabilizing seat one side the spread groove, stabilizing seat sliding connection in spread groove, the spout has been seted up in spread groove cell wall intercommunication, stabilizing seat width direction's both sides are provided with the draw runner respectively, draw runner sliding connection in spout.

Through adopting above-mentioned technical scheme, draw runner sliding connection is in the spout during use, hinders the mounting panel and breaks away from the stationary seat in vertical direction.

Optionally, the fixing assembly comprises a driving spring and a locking block, the fixing seat is symmetrically provided with driving grooves penetrating through sliding strips on two sides, the locking block slides in the driving grooves symmetrically, the driving spring is installed in the driving grooves, two ends of the driving spring are abutted to opposite sides of the locking block respectively, the sliding grooves are evenly spaced along the length direction and are provided with a plurality of locking holes, and the locking block is inserted in the locking holes.

Through adopting above-mentioned technical scheme, locking block pegs graft in the locking hole during the use, realizes the fixed connection between mounting panel and the firm seat.

Optionally, an ejection block is slidably arranged in the locking hole, a support block is arranged on one side, away from the locking block, of the ejection block, and the support block is clamped in the locking hole when the locking block is separated from the locking hole.

By adopting the technical scheme, when the ejection block pushes the locking block out of the locking hole, the supporting block is clamped in the locking hole, so that the state of the ejection block is kept.

In summary, the present application includes at least one of the following benefits:

1. the position of the mounting hole is adjusted along the width direction and the length direction during mounting, so that the mounting hole can be aligned with a hole groove formed in equipment to be mounted during mounting of the motor body, the mounting speed of the motor body is improved, and the mounting time is shortened;

2. when the ejection block pushes the locking block out of the locking hole, the supporting block is clamped in the locking hole, so that the locking block is kept in a state of being separated from the locking hole, and the position of the mounting hole is conveniently adjusted.

Drawings

Fig. 1 is an external schematic view of a related art permanent magnet dc motor;

FIG. 2 is a schematic diagram of the external structure of an embodiment of the present application;

FIG. 3 is a schematic cross-sectional view of a mounting block and mounting plate connection structure according to an embodiment of the present application;

FIG. 4 is a schematic view of an internal cross-section of an embodiment of the present application;

FIG. 5 is a schematic cross-sectional view of a connecting structure of a slide bar and a chute according to an embodiment of the present application;

fig. 6 is an enlarged schematic view of a portion a of fig. 4.

Reference numerals: 1. a motor body; 2. a mounting seat; 3. mounting holes; 4. a stabilizing base; 5. a fixing assembly; 501. a drive spring; 502. a locking block; 6. mounting blocks; 7. connecting blocks; 8. mounting a plate; 9. mounting grooves; 10. a fixed block; 11. a screw; 12. a limiting groove; 13. a limiting block; 14. a card slot; 15. a support block; 16. a blocking groove; 17. a blocking block; 18. a screw; 19. connecting grooves; 20. a chute; 21. a slide bar; 22. a drive slot; 23. a locking hole; 24. ejecting a block; 25. a limiting block; 26. a limiting groove; 27. a stabilizing groove; 28. a stabilizing ring; 29. fixing grooves; 30. and (4) fixing the ring.

Detailed Description

The present application is described in further detail below with reference to figures 2-6.

For a permanent magnet dc motor disclosed in the embodiment of the present application, referring to fig. 2 and fig. 3, the permanent magnet dc motor includes a motor body 1 and a stabilizing base 4. The stabilizing base 4 is of a long strip-shaped plate-shaped structure, the stabilizing base 4 is fixedly connected to the bottom of the motor body 1, the length direction of the stabilizing base 4 is parallel to the length direction of the motor body 1, and the stabilizing base 4 bears the weight of the motor body 1 during use.

Referring to fig. 2 and 3, the two sides of the stabilizing base 4 in the length direction are respectively provided with a mounting plate 8, one side of each mounting plate 8, which is far away from the stabilizing base 4, is respectively provided with a group of mounting blocks 6 in a sliding manner, and each group of mounting blocks 6 are symmetrically arranged. The mounting block 6 is provided with a connecting block 7 at one side far away from the mounting plate 8, and a mounting hole 3 is formed in the middle of the connecting block 7. During the use, pass through mounting hole 3 with the bolt, the bolt spiro union is in the hole groove that the equipment that needs to install motor body 1 was seted up after that, realizes motor body 1's installation fixed.

Referring to fig. 3 and 4, a clamping groove 14 is formed in the middle of one side of the mounting block 6, which is far away from the mounting plate 8, and the clamping groove 14 penetrates through the mounting block 6 downwards to the outside. Connecting block 7 joint in draw-in groove 14 can change connecting block 7 for the hole groove phase-match that the size of mounting hole 3 and the equipment that needs to install motor body 1 seted up. Blocking grooves 16 are respectively communicated with groove walls on two sides of the clamping groove 14, blocking blocks 17 are respectively and fixedly connected to two sides of the connecting block 7, and the blocking blocks 17 are slidably connected to the blocking grooves 16 and used for blocking the connecting block 7 from being separated from the clamping groove 14 downwards.

Referring to fig. 3, the mounting block 6 is provided with a fixing member for fixing the connection block 7. The mounting is screw 18, and screw 18 wears to locate the installation piece 6 top, when connecting block 7 joint in draw-in groove 14, twists screw 18 for connecting block 7 links to each other with installation piece 6 is fixed.

Referring to fig. 3, a mounting groove 9 is formed in the middle of one side of the mounting plate 8, which is far away from the stabilizing base 4, and the mounting groove 9 extends along the length direction of the mounting plate 8. Two installation pieces 6 of the same group slide in the same mounting groove 9 simultaneously, and the restriction groove 12 has been seted up in the intercommunication of mounting groove 9 both sides cell wall, and installation piece 6 top and bottom are fixedly connected with restriction piece 13 respectively. The limiting block 13 is connected with the limiting groove 12 in a sliding mode in use and is used for preventing the mounting block 6 from being separated from the mounting groove 9. During installation, the groove walls on the two sides of the installation groove 9 are firstly communicated, so that the limiting groove 12 is communicated to the outside, then the limiting block 13 is slid in the limiting groove 12 to install the installation block 6, and then the installation groove 9 is sealed through welding.

Referring to fig. 4, screws 11 are symmetrically arranged in the mounting groove 9, a fixing block 10 is fixedly connected to the middle of the mounting groove 9, and the fixing block 10 is located between two mounting blocks 6 in the same group. One ends of the two screw rods 11 are respectively connected to two opposite sides of the fixed block 10 through bearings in a rotating mode, the other ends of the two screw rods 11 are respectively connected to the groove wall, far away from the fixed block 10, of the mounting groove 9 through bearings in a rotating mode, and the mounting block 6 is connected with the screw rods 11 in a threaded mode. The length direction of screw rod 11 parallels with the length direction of mounting panel 8, and screw rod 11 is kept away from fixed block 10 one end and has been seted up "ten" font operation groove, and it is rotatory to pass through operation groove drive screw rod 11 with the screwdriver during the use for installation piece 6 slides along the length direction of mounting panel 8, can follow the length direction of mounting panel 8 and carry out the position control of mounting hole 3, conveniently carries out the installation of motor body 1, is favorable to reducing installation time, promotes the installation rate.

Referring to fig. 4, a connecting groove 19 is formed in the middle of the side, close to the stabilizing base 4, of the mounting plate 8, the connecting groove 19 extends along the width direction of the mounting plate 8, the length of the mounting plate 8 is greater than that of the stabilizing base 4, and the thickness of the mounting plate 8 is smaller than that of the stabilizing base 4. When in use, the fixing seat 4 is connected to the connecting groove 19 in a sliding manner, and can drive the connecting block 7 to move along the width direction, so that the position of the mounting hole 3 in the width direction can be adjusted.

Referring to fig. 4 and 5, the groove walls on the two sides of the connecting groove 19 in the width direction are communicated with each other to form a sliding groove 20, the two sides of the stabilizing seat 4 in the width direction are fixedly connected with sliding strips 21 respectively, and the sliding strips 21 are slidably connected to the sliding grooves 20 when in use, so as to prevent the mounting plate 8 from being separated from the stabilizing seat 4 in the vertical direction.

Referring to fig. 5 and 6, the fixing base 4 is provided with a fixing assembly 5, and when the adjustment of the mounting plate 8 is completed, the mounting plate 8 is fixed by the fixing assembly 5. The fixing assembly 5 includes a driving spring 501 and a locking block 502, driving grooves 22 are symmetrically formed in the fixing base 4, the driving grooves 22 are parallel to the fixing base 4 in the length direction, and two sides of the driving grooves 22 penetrate through the sliding bar 21 to the outside. The locking blocks 502 are slidably connected to the driving grooves 22, two locking blocks 502 are arranged in each driving groove 22, the driving spring 501 is installed in the driving groove 22, and two ends of the driving spring 501 are respectively abutted to two opposite sides of the two locking blocks 502. The sliding chute 20 is provided with locking holes 23 at regular intervals along the length direction, and the locking holes 23 are communicated with the sliding chute 20. When the locking block 502 is aligned with the locking hole 23, the driving spring 501 releases the elastic force to push the locking block 502 to be inserted into the locking hole 23.

Referring to fig. 6, a stabilizing groove 27 is formed in the circumferential groove wall of the driving groove 22, a stabilizing ring 28 is fixedly connected to the circumferential side of the locking block 502, and the stabilizing ring 28 is slidably connected to the stabilizing groove 27 to prevent the locking block 502 from disengaging from the driving groove 22. Drive groove 22 is close to the intercommunication of chute 20 part cell wall and has seted up fixed slot 29, and fixed slot 29 joint has solid fixed ring 30, and solid fixed ring 30's internal diameter is less than the external diameter of steady ring 28, and locking block 502 is conveniently installed, reduces the installation degree of difficulty.

Referring to fig. 5 and 6, the mounting plate 8 is provided with a plurality of ejector blocks 24, each ejector block 24 is slidably connected to the locking hole 23, and the diameter of each ejector block 24 is smaller than that of the locking hole 23, so that the ejector blocks can slide conveniently. The periphery of the ejecting block 24 is fixedly connected with a limiting block 25, and the periphery of the hole wall of the locking hole 23 is communicated with a limiting groove 26. The limiting block 25 is slidably connected with the limiting groove 26 when in use and is used for preventing the ejection block 24 from being separated from the locking hole 23. When the limiting block 25 abuts against the groove wall of the limiting groove 26 close to one side of the stabilizing seat 4, one side of the ejector block 24 close to the stabilizing seat 4 and the groove wall of the chute 20 facing one side of the stabilizing seat 4 are in the same plane, and the ejector block 24 is pushed out of the locking hole 23, so that the mounting plate 8 enters an adjustable state. The supporting block 15 is fixedly connected to one side of the ejection block 24, which is far away from the locking block 502, and the supporting block 15 is clamped in the locking hole 23, so that the state of the ejection block 24 can be maintained. In the initial state, the supporting block 15 is located outside the locking hole 23, and the locking block 502 can be inserted into the locking hole 23.

The implementation principle of the permanent magnet direct current motor in the embodiment is as follows:

during installation, the motor body 1 is placed inside equipment needing to be installed, the position of the mounting hole 3 is adjusted according to the position of a hole groove formed in the equipment needing to be installed, the motor body 1 and the mounting hole are aligned with each other, and then the motor body 1 is fixed through bolts. Whole process is simple, can adjust the position of mounting hole 3 when installing motor body 1, need not to change motor body 1 or bore the hole groove of getting needs and mounting hole 3 and mutually supporting on the equipment again, is favorable to promoting motor body 1's installation rate, reduces installation time.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a permanent magnet direct current motor, includes motor body (1) and steady seat (4), its characterized in that: firm seat (4) set up in motor body (1) bottom and extend along length direction, firm seat (4) length direction both sides are provided with respectively and carry out gliding mounting panel (8) along width direction, firm seat (4) are provided with fixed subassembly (5) that are used for fixed mounting panel (8) after mounting panel (8) stop sliding, two mounting panel (8) are kept away from firm seat (4) one side and are provided with respectively and carry out two sets of installation piece (6) that position was adjusted along length direction, every group installation piece (6) have two and symmetry to set up, installation piece (6) are kept away from mounting panel (8) one side and are provided with connecting block (7), mounting hole (3) have been seted up at connecting block (7) middle part.

2. A permanent magnet direct current motor according to claim 1, characterized in that: mounting panel (8) are kept away from firm seat (4) one side and have been seted up mounting groove (9), installation piece (6) sliding connection is in mounting groove (9), mounting groove (9) middle part is provided with fixed block (10), the symmetry is provided with screw rod (11) in mounting groove (9), two screw rod (11) one end swivelling joint respectively in the relative both sides of fixed block (10), and fixed block (10) one side cell wall is kept away from in mounting groove (9) to the other end swivelling joint respectively, installation piece (6) spiro union in screw rod (11).

3. A permanent magnet direct current motor according to claim 2, characterized in that: the mounting groove is characterized in that limiting grooves (12) are respectively communicated with two opposite groove walls of the mounting groove (9), limiting blocks (13) are arranged on the outer peripheral sides of the mounting blocks (6), and the limiting blocks (13) are connected to the limiting grooves (12) in a sliding mode.

4. A permanent magnet direct current motor according to claim 1, characterized in that: mounting block (6) are kept away from mounting panel (8) one side and have been seted up draw-in groove (14), connecting block (7) joint in draw-in groove (14), draw-in groove (14) both sides cell wall intercommunication has been seted up and has been blocked groove (16), connecting block (7) both sides are provided with respectively and block piece (17), block piece (17) sliding connection in blocking groove (16), mounting block (6) are provided with the mounting that is used for fixed connection piece (7).

5. A permanent magnet direct current motor according to claim 4, characterized in that: the fixing piece is a screw (18).

6. A permanent magnet direct current motor according to claim 1, characterized in that: mounting panel (8) are close to the middle part of steady seat (4) one side and have been seted up spread groove (19), steady seat (4) sliding connection is in spread groove (19), spout (20) have been seted up in spread groove (19) cell wall intercommunication, steady seat (4) width direction's both sides are provided with draw runner (21) respectively, draw runner (21) sliding connection is in spout (20).

7. A permanent magnet direct current motor according to claim 6, characterized in that: fixed subassembly (5) include drive spring (501) and locking piece (502), drive groove (22) that run through both sides draw runner (21) are seted up to steady seat (4) symmetry, locking piece (502) symmetry slide in drive groove (22), drive spring (501) are installed in drive groove (22), drive spring (501) both ends respectively butt in locking piece (502) lateral facies, spout (20) are equipped with a plurality of locking holes (23) along length direction evenly spaced apart, locking piece (502) are pegged graft in locking hole (23).

8. A permanent magnet direct current motor according to claim 7, characterized in that: an ejection block (24) is arranged in the locking hole (23) in a sliding mode, a supporting block (15) is arranged on one side, away from the locking block (502), of the ejection block (24), and the supporting block (15) is clamped in the locking hole (23) when the locking block (502) is separated from the locking hole (23).

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