CN213279524U

CN213279524U - Speed regulation controller for DC motor

Info

Publication number: CN213279524U
Application number: CN202021611014.4U
Authority: CN
Inventors: 张群
Original assignee: Huarui Transmission Technology Nantong Co Ltd
Current assignee: Huarui Transmission Technology Nantong Co Ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-05-25
Anticipated expiration: 2030-08-06

Abstract

The utility model relates to a direct current motor speed governing control technical field, and a direct current motor speed governing controller is disclosed, including mount pad and the speed governing controller body that is located on the mount pad, the last fixed surface of mount pad is connected with U type pole, the top of U type pole slides and runs through and is provided with two symmetrical slide bars, the common fixedly connected with positioning plate in bottom of two slide bars, and the lower surface of positioning plate and the upper surface of speed governing controller body laminate each other, the loose ring that matches has been cup jointed in the slide bar, and install pressure regulation and control mechanism between loose ring and the U type pole, fixedly connected with spring between loose ring and the positioning plate, and the spring housing establishes and sets up on the slide bar, positioning plate's bilateral symmetry fixedly connected with threaded rod. The utility model discloses the bolt installation is exempted from to the direct current motor speed governing controller of convenient different models, not only effectively improves dismouting efficiency, guarantees the suitability of installation moreover.

Description

Speed regulation controller for DC motor

Technical Field

The utility model relates to a direct current motor speed governing control technical field especially relates to a direct current motor speed governing controller.

Background

The direct current motor is used as an electromechanical energy conversion device, and has the characteristics of simple structure, easy driving, large torque, mature production technology and the like, so that the application range of the direct current motor is wide in the aspect of life of people. The figure of the direct current motor is not lacked in the industrial and agricultural industry, the military industry and the service industry. The use of the direct current motor is closely related to the life of people and is inseparable. However, with the improvement of production technology and the higher requirements of people on living comfort, the requirement on precise control of the direct current motor is higher and higher, and the rotating speed of the direct current motor is required to be adjusted under more and more conditions. The direct current motor is an inductive load, the current impact is large, the rotating speed changes along with the change of the load, and the stable and efficient adjustment of the rotating speed is always a technical problem in application.

Among the prior art, direct current motor's rotational speed is mostly adjusted through speed governing controller, but, speed governing controller passes through the bolt fastening mostly on the mount pad in the use, need be supplementary with the help of the screwdriver during installation, has inconveniently when needing to dismantle or change speed governing controller, need correspond when installing moreover between mount pad and the speed governing controller and punch, can only adapt to the speed governing controller installation of same model, influences the suitability.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of inconvenient installation between direct current motor speed governing controller and the mount pad among the prior art, and the direct current motor speed governing controller who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a direct current motor speed regulation controller comprises a mounting seat and a speed regulation controller body positioned on the mounting seat, wherein a U-shaped rod is fixedly connected to the upper surface of the mounting seat, two symmetrical sliding rods are arranged at the top of the U-shaped rod in a sliding and penetrating mode, a positioning pressure plate is fixedly connected to the bottom ends of the two sliding rods together, the lower surface of the positioning pressure plate is attached to the upper surface of the speed regulation controller body, a matched movable ring is sleeved on the sliding rod in a sliding mode, a pressure regulation and control mechanism is installed between the movable ring and the U-shaped rod, a spring is fixedly connected between the movable ring and the positioning pressure plate and sleeved on the sliding rod, threaded rods are fixedly connected to the two sides of the positioning pressure plate in a symmetrical mode, matched nuts are sleeved on the threaded rods in a threaded mode, a movable ring is rotatably connected to one side of each nut through a bearing, the movable ring is movably sleeved, the bottom fixedly connected with location inserted bar of shifting ring, the both sides of speed governing controller body are carried on the back of the body lateral wall on the back symmetry screw thread and are installed branch, and the holding ring that the other end fixedly connected with of branch matches with the location inserted bar, the location inserted bar passes the holding ring setting.

Preferably, pressure regulation and control mechanism includes that two slip covers establish the uide bushing on U type pole, fixedly connected with horizontal pole between uide bushing and the activity ring, the center department of horizontal pole upper surface is connected with the lead screw through the bearing frame rotation, the top of lead screw runs through the top of U type pole and upwards extends, and the top threaded connection of lead screw and U type pole.

Preferably, the lower surface of the positioning pressure plate is fixedly connected with a matched protection pad.

Preferably, a pull ring is fixedly installed at the center of the upper surface of the positioning pressure plate, and a hook corresponding to the pull ring is fixedly installed on the lower surface of the top of the U-shaped rod.

Preferably, one end of the sliding rod, which is far away from the positioning pressing plate, is fixedly connected with a blocking cap.

Preferably, a matched rubber sleeve is arranged at the joint of the positioning inserted rod and the positioning ring.

Preferably, one end of the threaded rod, which is far away from the positioning pressure plate, is fixedly connected with a limiting block.

Preferably, a rotating handle is fixedly mounted at one end, far away from the cross rod, of the screw rod.

Preferably, a matched wear-resistant sleeve is arranged at the joint of the guide sleeve and the U-shaped rod.

Compared with the prior art, the utility model provides a direct current motor speed governing controller possesses following beneficial effect:

the speed regulation controller of the direct current motor is characterized in that a mounting seat, a speed regulation controller body, a sliding rod, a positioning pressing plate, a movable ring, a pressure regulation mechanism, a spring, a threaded rod, a nut, a movable ring, a positioning inserted rod and a positioning ring are arranged, the upper positioning pressing plate drives the sliding rod to slide and compress the spring, the speed regulation controller body to be mounted is arranged on the mounting seat, the nut on the threaded rod is rotated to conveniently drive the movable ring to move, the movable ring drives the positioning inserted rod to synchronously move, the position of the positioning inserted rod is conveniently adjusted to correspond to the positioning rings on two sides of the speed regulation controller body, so that the speed regulation controller is conveniently suitable for mounting of speed regulation controller bodies of different models, after the proper position is adjusted, the positioning pressing plate is loosened, the spring drives the positioning pressing plate to reset, the speed regulation controller body is conveniently pressed and positioned, meanwhile, the positioning inserted rod penetrates through the positioning rings, the stability of installation is guaranteed, and the positioning pressing plate is pulled up to drive the positioning inserted bar to separate from the positioning ring, so that the speed regulation controller body can be separated from the mounting seat, the disassembly and the maintenance are convenient, the movable ring is conveniently controlled to slide along the sliding rod through the pressure regulating and controlling mechanism, the compression amount of the spring is changed, and the pressing force of the positioning pressing plate is convenient to regulate and control as required.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses the bolt installation is exempted from to the direct current motor speed governing controller of convenient different models, not only effectively improves dismouting efficiency, guarantees the suitability of installation moreover.

Drawings

Fig. 1 is a schematic structural diagram of a dc motor speed regulation controller provided by the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

fig. 4 is an enlarged view of a portion C in fig. 1.

In the figure: the speed-regulating mechanism comprises a mounting seat 1, a speed-regulating controller body 2, a 3U-shaped rod, a sliding rod 4, a positioning pressure plate 5, a movable ring 6, a spring 7, a threaded rod 8, a nut 9, a movable ring 10, a positioning inserted rod 11, a supporting rod 12, a positioning ring 13, a guide sleeve 14, a cross rod 15, a screw rod 16, a pull ring 17, a hook 18, a stop cap 19, a limiting block 20, a rotating handle 21 and a wear-resistant sleeve 22.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a dc motor speed controller comprises a mounting base 1 and a speed controller body 2 located on the mounting base 1, a U-shaped rod 3 is fixedly connected to the upper surface of the mounting base 1, two symmetrical sliding rods 4 are slidably arranged on the top of the U-shaped rod 3, the bottom ends of the two sliding rods 4 are commonly and fixedly connected with a positioning pressure plate 5, the lower surface of the positioning pressure plate 5 is attached to the upper surface of the speed controller body 2, a matching movable ring 6 is slidably sleeved on the sliding rod 4, a pressure regulating mechanism is arranged between the movable ring 6 and the U-shaped rod 3, a spring 7 is fixedly connected between the movable ring 6 and the positioning pressure plate 5, the spring 7 is sleeved on the sliding rod 4, threaded rods 8 are symmetrically and fixedly connected to both sides of the positioning pressure plate 5, a matching nut 9 is sleeved on the threaded rod 8, one side of the nut 9 is rotatably connected with a moving ring 10 through a bearing, the movable ring 10 is movably sleeved with the threaded rod 8, the bottom end of the movable ring 10 is fixedly connected with a positioning inserted rod 11, the two opposite outer side walls of the speed regulation controller body 2 are symmetrically and threadedly provided with supporting rods 12, the other end of each supporting rod 12 is fixedly connected with a positioning ring 13 matched with the positioning inserted rod 11, the positioning inserted rod 11 passes through the positioning ring 13, the upper positioning pressing plate 5 drives the sliding rod 4 to slide and compress the spring 7, the speed regulation controller body 2 to be installed is arranged on the installation seat 1, the nut 9 on the threaded rod 8 is rotated to conveniently drive the movable ring 10 to move, the movable ring 10 drives the positioning inserted rod 11 to synchronously move, the position of the positioning inserted rod 11 is conveniently adjusted to correspond to the positioning rings 13 on the two sides of the speed regulation controller body 2, the types of the speed regulation controller bodies 2 of different types are the same, and therefore, the speed regulation controller bodies 2 suitable for installation of different types are facilitated, after the suitable position is adjusted, loosen positioning pressure plate 5, spring 7 drives it and resets to conveniently compress tightly the location to speed governing controller body 2, simultaneously, location inserted bar 11 passes holding ring 13, conveniently carries out the position locking to speed governing controller body 2, guarantees the stability of installation, pull-up positioning pressure plate 5 drives location inserted bar 11 and holding ring 13 separation, can make speed governing controller body 2 and mount pad 1 separation, thereby convenient dismantlement is maintained.

The pressure regulating mechanism comprises two guide sleeves 14 which are sleeved on the U-shaped rod 3 in a sliding mode, a cross rod 15 is fixedly connected between each guide sleeve 14 and the corresponding movable ring 6, the center of the upper surface of each cross rod 15 is rotatably connected with a lead screw 16 through a bearing seat, the top end of each lead screw 16 penetrates through the top of the U-shaped rod 3 and extends upwards, the lead screws 16 are in threaded connection with the tops of the U-shaped rods 3, the lead screws 16 in threaded connection with the U-shaped rods 3 are rotated, the cross rods 15 can be driven to move downwards, the cross rods 15 drive the guide sleeves 14 to slide downwards along the U-shaped rods 3, and meanwhile the movable rings 6 are driven to slide downwards along the sliding rods 4, so that the compression amount of the springs 7 is changed.

The lower fixed surface of positioning pressure plate 5 is connected with the protection pad of matching, conveniently protects speed governing controller body 2.

The pull ring 17 is fixedly installed at the center of the upper surface of the positioning pressing plate 5, the hook 18 corresponding to the pull ring 17 is fixedly installed on the lower surface of the top of the U-shaped rod 3, the positioning pressing plate 5 is pushed up to enable the pull ring 17 to be in butt joint with the hook 18, and the situation that the spring 7 drives the positioning pressing plate 5 to reset can be avoided.

One end of the sliding rod 4 far away from the positioning pressure plate 5 is fixedly connected with a stop cap 19 to prevent the sliding rod 4 from separating from the U-shaped rod 3.

The rubber sleeve that matches is installed to the junction of location inserted bar 11 and holding ring 13, improves the stability of location inserted bar 11 and holding ring 13 grafting, avoids rocking.

One end fixedly connected with stopper 20 that locating pressing plate 5 was kept away from to threaded rod 8 conveniently carries on spacingly to nut 9, avoids it to break away from with threaded rod 8.

And a rotating handle 21 is fixedly arranged at one end of the screw rod 16 far away from the cross rod 15, so that the rotation of the screw rod 16 is conveniently controlled.

The connecting part of the guide sleeve 14 and the U-shaped rod 3 is provided with a matched wear-resistant sleeve 22, so that the guide sleeve 14 is prevented from sliding and wearing.

In the utility model, the upper positioning pressing plate 5 drives the sliding rod 4 to slide and compress the spring 7, the speed-regulating controller body 2 to be installed is arranged on the installation seat 1, the nut 9 on the threaded rod 8 is rotated to conveniently drive the moving ring 10 to move, the moving ring 10 drives the positioning insertion rod 11 to move synchronously, the position of the positioning insertion rod 11 is conveniently adjusted to correspond to the positioning rings 13 at the two sides of the speed-regulating controller body 2, the types of the positioning rings 13 installed at the two sides of the speed-regulating controller body 2 are the same, so that the installation of the speed-regulating controller bodies 2 with different types is conveniently adapted, after the proper position is adjusted, the positioning pressing plate 5 is loosened, the spring 7 drives the speed-regulating controller body to reset, thereby the speed-regulating controller body 2 is conveniently pressed and positioned, meanwhile, the positioning insertion rod 11 passes through the positioning rings 13, the position locking of the speed-regulating controller body 2 is conveniently carried out, the positioning pressing plate 5 is pulled upwards to drive the positioning inserted rod 11 to be separated from the positioning ring 13, so that the speed regulation controller body 2 can be separated from the mounting seat 1, and the disassembly and maintenance are convenient; the screw rod 16 in threaded connection with the U-shaped rod 3 is rotated to drive the cross rod 15 to move downwards, the cross rod 15 drives the guide sleeve 14 to slide downwards along the U-shaped rod 3, and simultaneously drives the movable ring 6 to slide downwards along the sliding rod 4, so that the compression amount of the spring 7 is changed, and the pressing force of the positioning pressing plate 5 can be conveniently regulated and controlled as required.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A speed regulation controller of a direct current motor comprises a mounting seat (1) and a speed regulation controller body (2) positioned on the mounting seat (1), and is characterized in that the upper surface of the mounting seat (1) is fixedly connected with a U-shaped rod (3), the top of the U-shaped rod (3) is provided with two symmetrical sliding rods (4) in a sliding and penetrating manner, the bottom ends of the two sliding rods (4) are fixedly connected with a positioning pressure plate (5) together, the lower surface of the positioning pressure plate (5) is mutually attached to the upper surface of the speed regulation controller body (2), the sliding rods (4) are sleeved with matched movable rings (6) in a sliding manner, a pressure regulation and control mechanism is arranged between the movable rings (6) and the U-shaped rod (3), springs (7) are fixedly connected between the movable rings (6) and the positioning pressure plate (5), and the springs (7) are sleeved on the sliding rods (4), the bilateral symmetry fixedly connected with threaded rod (8) of positioning pressure plate (5), and threaded rod (8) are gone up the screw thread and have been cup jointed nut (9) of matching, one side of nut (9) is rotated through the bearing along the edge and is connected with shift ring (10), and shift ring (10) cup joints with threaded rod (8) activity, bottom fixedly connected with location inserted bar (11) of shift ring (10), branch (12) are installed to the symmetry screw thread on the both sides back of the body lateral wall of speed governing controller body (2) mutually, and holding ring (13) that the other end fixedly connected with of branch (12) matches with location inserted bar (11), location inserted bar (11) pass holding ring (13) and set up.

2. The speed regulation controller of the direct current motor according to claim 1, wherein the pressure regulation mechanism comprises two guide sleeves (14) slidably sleeved on the U-shaped rod (3), a cross rod (15) is fixedly connected between the guide sleeves (14) and the movable ring (6), a lead screw (16) is rotatably connected to the center of the upper surface of the cross rod (15) through a bearing seat, the top end of the lead screw (16) penetrates through the top of the U-shaped rod (3) and extends upwards, and the lead screw (16) is in threaded connection with the top of the U-shaped rod (3).

3. The speed-regulating controller of a direct current motor according to claim 1, characterized in that the lower surface of the positioning pressure plate (5) is fixedly connected with a matched protection pad.

4. The speed regulation controller of a direct current motor according to claim 1, wherein a pull ring (17) is fixedly installed at the center of the upper surface of the positioning pressure plate (5), and a hook (18) corresponding to the pull ring (17) is fixedly installed on the lower surface of the top of the U-shaped rod (3).

5. The speed-regulating controller of a direct current motor according to claim 1, characterized in that a stop cap (19) is fixedly connected to one end of the slide rod (4) far away from the positioning pressure plate (5).

6. The speed regulation controller of a direct current motor according to claim 1, characterized in that the joint of the positioning inserted rod (11) and the positioning ring (13) is provided with a matching rubber sleeve.

7. The speed regulation controller of a direct current motor according to claim 1, characterized in that one end of the threaded rod (8) far away from the positioning pressure plate (5) is fixedly connected with a limit block (20).

8. The speed-regulating controller of the direct current motor according to claim 2, characterized in that a rotating handle (21) is fixedly arranged at one end of the screw rod (16) far away from the cross rod (15).

9. A dc motor speed controller according to claim 2, characterized in that the connection of the guide sleeve (14) and the U-shaped bar (3) is fitted with a matching wear sleeve (22).