CN215771853U - Adjustable commutator - Google Patents

Abstract

The utility model discloses an adjustable commutator which comprises a base, wherein a side frame is welded at the top end of the base, a supporting plate is arranged on the front side of the side frame, a positioning assembly is arranged at the top of the supporting plate, an adjusting mechanism is arranged inside the side frame, the adjusting mechanism comprises a driving motor, the output end of the driving motor is connected with two driving wheels, one side of each driving wheel opposite to the driving wheel is connected with a driven wheel, one side of each driven wheel is connected with a worm, two ends of one side of each worm are connected with worm wheels, the center of the top of each worm wheel is connected with a threaded rod, and the top end of each threaded rod is connected with a movable plate. This adjustable commutator through driving motor, action wheel, from the effect of mutually supporting between driving wheel, worm wheel, threaded rod and the movable plate to can effectually realize adjusting positioning assembly's height, solved the commutator and can not carry out altitude mixture control as required when the installation, the relatively poor problem of practicality.

Description

Adjustable commutator

Technical Field

The utility model relates to the technical field of commutators, in particular to an adjustable commutator.

Background

The commutator is a part used as current commutation on a direct current motor and an alternating current series motor, in order to enable the motor to continuously rotate, the commutator is commonly called a commutator, a plurality of contact pieces are encircled into a circle and are respectively connected with each contact on a rotor, two electrodes connected outside are called brushes to be contacted with the contact, and only two of the brushes are contacted with the contact.

However, the commutator in the current market cannot be adjusted in height as required during installation, and further, the practicability of the commutator is poor.

Disclosure of Invention

The utility model aims to provide an adjustable commutator to solve the problem that the commutator in the current market proposed in the background art cannot be adjusted in height according to needs during installation, so that the practicability of the commutator is poor.

In order to achieve the purpose, the utility model provides the following technical scheme: an adjustable commutator comprises a base, a side frame, a support plate, a sliding chute, an adjusting mechanism, a driving motor, an active wheel, a driven wheel, a worm wheel, a threaded rod, a movable plate, a first guide rod, a limit block, a C-shaped frame, a cylinder, a lifting plate, a positioning plate, a guide sleeve, a second guide rod and a fixing plate, wherein the side frame is welded at the top end of the base, the support plate is arranged at the front side of the side frame, a positioning assembly is arranged at the top of the support plate, the adjusting mechanism is arranged in the side frame and comprises a driving motor which is horizontally arranged in the side frame, the output end of the driving motor is fixedly connected with two active wheels in sequence through a rotating shaft, one sides of the two active wheels opposite are respectively connected with the driven wheel through a belt, one sides of the two driven wheels are respectively and fixedly connected with the worm, and two ends of one sides of the two worms are respectively connected with the worm wheel in a meshing manner, four equal fixedly connected with threaded rod in top center department of worm wheel, every adjacent two the top of threaded rod all runs through threaded connection jointly and has the movable plate, two the one end of movable plate all with backup pad fixed connection.

Preferably, sliding grooves are symmetrically formed in two ends of the front side of the side frame and are in sliding connection with the moving plate.

Preferably, two the equal symmetry in both ends both sides of movable plate runs through sliding connection and has first guide bar, every the stopper has all been welded to the bottom of first guide bar, the stopper sets up the top at the worm wheel.

Preferably, the top welding of backup pad has C type frame, the top of C type frame is provided with the cylinder that is perpendicular setting, the telescopic shaft of cylinder runs through C type frame top back and is connected with the lifter plate, the bottom both ends symmetry of lifter plate is connected with the locating plate through branch.

Preferably, the fixed plates are symmetrically welded to two sides of the bottom of the inner wall of the C-shaped frame, the second guide rods are welded to the top ends of the fixed plates, and the second guide rods penetrate through the top end of the lifting plate and are fixedly connected with the inner top wall of the C-shaped frame.

Preferably, the connecting parts of the lifting plate and the two second guide rods are fixedly connected with guide sleeves, and each guide sleeve is connected with the second guide rod in a sliding manner.

Compared with the prior art, the utility model has the beneficial effects that:

1. the adjustable commutator effectively realizes the height adjustment of the positioning assembly through the mutual matching action among the driving motor, the driving wheel, the driven wheel, the worm wheel, the threaded rod and the movable plate, and solves the problems that the commutator cannot be adjusted in height according to needs during installation and has poor practicability;

2. the adjustable commutator can effectively improve the stability of the supporting plate and the positioning assembly when the height is adjusted through the cooperation between the sliding groove and the moving plate and between the first guide rod and the moving plate, and can effectively prevent the moving plate from falling off from the first guide rod through the action of the limiting block;

3. this adjustable commutator through the effect of mutually supporting between cylinder, lifter plate, locating plate, fixed plate, second guide bar and the uide bushing to can effectually fix a position the installation fast to the commutator, improve the installation effectiveness.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a positioning assembly according to the present invention;

FIG. 3 is an enlarged view of area A of FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the internal structure of the side frame of the present invention;

fig. 5 is a schematic structural diagram of the adjusting mechanism of the present invention.

In the figure: 1. a base; 2. a side frame; 3. a support plate; 4. a chute; 5. an adjustment mechanism; 6. a drive motor; 7. a driving wheel; 8. a driven wheel; 9. a worm; 10. a worm gear; 11. a threaded rod; 12. moving the plate; 13. a first guide bar; 14. a limiting block; 15. a C-shaped frame; 16. a cylinder; 17. a lifting plate; 18. positioning a plate; 19. a guide sleeve; 20. a second guide bar; 21. and (7) fixing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an adjustable commutator comprises a base 1, a side frame 2, a support plate 3, a chute 4, an adjusting mechanism 5, a driving motor 6, a driving wheel 7, a driven wheel 8, a worm 9, a worm wheel 10, a threaded rod 11, a movable plate 12, a first guide rod 13, a limit block 14, a C-shaped frame 15, a cylinder 16, a lifting plate 17, a positioning plate 18, a guide sleeve 19, a second guide rod 20 and a fixing plate 21, wherein the top end of the base 1 is welded with the side frame 2, the front side of the side frame 2 is provided with the support plate 3, the top of the support plate 3 is provided with a positioning component, the adjusting mechanism 5 is arranged in the side frame 2, the adjusting mechanism 5 comprises the driving motor 6 which is horizontally arranged in the side frame 2, the output end of the driving motor 6 is fixedly connected with two driving wheels 7 in turn through a rotating shaft, and one side of the two driving wheels 7 which is opposite is connected with the driven wheel 8 through a belt, one side of each of the two driven wheels 8 is fixedly connected with a worm 9, two ends of one side of each of the two worms 9 are respectively meshed with a worm wheel 10, threaded rods 11 are respectively fixedly connected to centers of tops of the four worm wheels 10, the top ends of every two adjacent threaded rods 11 are respectively connected with a movable plate 12 in a threaded penetrating mode, one end of each of the two movable plates 12 is fixedly connected with the supporting plate 3, and the height of the positioning assembly can be effectively adjusted through the mutual matching effect among the driving motor 6, the driving wheel 7, the driven wheels 8, the worms 9, the worm wheels 10, the threaded rods 11 and the movable plates 12, so that the problem that the commutator cannot be adjusted in height according to needs during installation and the practicability is poor is solved;

the two ends of the front side of the side frame 2 are symmetrically provided with sliding grooves 4, the sliding grooves 4 are connected with moving plates 12 in a sliding manner, two sides of two ends of each moving plate 12 are symmetrically connected with first guide rods 13 in a penetrating and sliding manner, the bottom end of each first guide rod 13 is welded with a limiting block 14, each limiting block 14 is arranged at the top of a worm wheel 10, and the sliding grooves 4 and the moving plates 12 are matched with each other, so that the stability of the supporting plate 3 and the positioning assembly during height adjustment can be effectively improved, and the moving plates 12 can be effectively prevented from falling off from the first guide rods 13 under the action of the limiting blocks 14;

the welding of the top of backup pad 3 has C type frame 15, the top of C type frame 15 is provided with and is the cylinder 16 of vertical setting, be connected with lifter plate 17 after the telescopic shaft of cylinder 16 runs through C type frame 15 top, the bottom both ends symmetry of lifter plate 17 is connected with locating plate 18 through the branch, the bilateral symmetry welding of the inner wall bottom of C type frame 15 has fixed plate 21, the top of two fixed plates 21 all welds second guide bar 20, the top that two second guide bar 20 run through lifter plate 17 all with the interior roof fixed connection of C type frame 15, lifter plate 17 and two second guide bar 20 department of being connected all fixedly connected with uide bushing 19, every uide bushing 19 and second guide bar 20 sliding connection, through the effect of mutually supporting between cylinder 16, lifter plate 17, locating plate 18, fixed plate 21, second guide bar 20 and the uide bushing 19, therefore, the commutator can be effectively and quickly positioned and installed, and the installation efficiency is improved.

The working principle is as follows: for the adjustable commutator, firstly, a driving motor 6 is started to work, then the driving motor 6 drives driving wheels 7 to rotate through a rotating shaft, two driving wheels 7 rotate to drive driven wheels 8 to rotate through a belt, two driven wheels 8 rotate to drive worms 9 to rotate, two worms 9 rotate and are meshed to drive worm wheels 10 to rotate, four worm wheels 10 rotate to drive threaded rods 11 to rotate, then the threaded rods 11 rotate to drive a movable plate 12 to move up and down along a first guide rod 13 and a sliding groove 4 through threads, and finally the two movable plates 12 move to drive a supporting plate 3 and a positioning assembly to move up and down, so that the use process of the whole adjustable commutator is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides an adjustable commutator, includes base (1), side frame (2), backup pad (3), spout (4), adjustment mechanism (5), driving motor (6), action wheel (7), follow driving wheel (8), worm (9), worm wheel (10), threaded rod (11), movable plate (12), first guide bar (13), stopper (14), C type frame (15), cylinder (16), lifter plate (17), locating plate (18), uide bushing (19), second guide bar (20), fixed plate (21), its characterized in that: the welding of the top of base (1) has side frame (2), the front side of side frame (2) is equipped with backup pad (3), the top of backup pad (3) is equipped with locating component, the inside of side frame (2) is equipped with adjustment mechanism (5), adjustment mechanism (5) are including setting up driving motor (6) that is the level setting in side frame (2), the output of driving motor (6) is through pivot fixedly connected with two action wheels (7) in proper order, two one side that action wheel (7) are opposite all is connected with from driving wheel (8) through the belt, two one side of following driving wheel (8) all fixedly connected with worm (9), two one side both ends of worm (9) all mesh and are connected with worm wheel (10), four top center department of worm wheel (10) all fixedly connected with threaded rod (11), every two adjacent threaded rods (11) all run through threaded connection jointly and have a movable plate (12), two the one end of movable plate (12) all with backup pad (3) fixed connection.

2. The adjustable commutator of claim 1, wherein: the front side of the side frame (2) is symmetrically provided with sliding grooves (4) at two ends, and the sliding grooves (4) are in sliding connection with the moving plate (12).

3. The adjustable commutator of claim 1, wherein: two the both ends both sides of movable plate (12) are all the symmetry and are run through sliding connection and have first guide bar (13), every stopper (14) have all been welded to the bottom of first guide bar (13), stopper (14) set up the top at worm wheel (10).

4. The adjustable commutator of claim 1, wherein: the welding of the top of backup pad (3) has C type frame (15), the top of C type frame (15) is provided with cylinder (16) that is perpendicular setting, be connected with lifter plate (17) after the telescopic shaft of cylinder (16) runs through C type frame (15) top, the bottom both ends symmetry of lifter plate (17) is connected with locating plate (18) through branch.

5. The adjustable commutator of claim 1, wherein: fixed plate (21), two are welded to the inner wall bottom bilateral symmetry of C type frame (15) fixed plate (20), two all are welded on the top of fixed plate (21) second guide bar (20) run through the top behind lifter plate (17) all with the interior roof fixed connection of C type frame (15).

6. The adjustable commutator of claim 5, wherein: the lifting plate (17) is fixedly connected with guide sleeves (19) at the connecting parts of the two second guide rods (20), and each guide sleeve (19) is connected with the second guide rod (20) in a sliding manner.

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