CN208587430U - A kind of electromagnetic power-off brake - Google Patents

Abstract

The utility model belongs to braking technology field, in particular a kind of electromagnetic power-off brake, including the first supporting block, the top of first supporting block is equipped with the second supporting block, the first groove is offered at the top of first supporting block, the bottom interior wall of first groove was last symmetrically to open up that there are four the mounting grooves that are distributed in a ring, electromagnet is fixedly installed in mounting groove, the outer sheath of electromagnet is equipped with the spring being fixedly mounted in the bottom interior wall of mounting groove, the top of four springs is fixedly installed with the same annulus armature, it is in contact at the top of the bottom of annulus armature and electromagnet, and annulus armature is located in the first groove, annulus brake disc is fixedly installed at the top of annulus armature, annulus brake disc is located in the first groove and is slidably connected with the inner wall of the first groove.The utility model practicability is good, can be quickly to needing brake axle to brake, while can prevent spark from splashing and cause fire.

Description

A kind of electromagnetic power-off brake

Technical field

The utility model relates to braking technology field more particularly to a kind of electromagnetic power-off brakes.

Background technique

Electromagnetic power-off brake is to be powered to being detached from (release), the friction brakes of spring to break braking.It is widely used in In the machinery such as metallurgy, building, chemical industry, food, lathe, printing, packaging, and the occasions such as braking when power is off.This braking utensil Have the advantages that compact-sized, easy for installation, wide adaptability, noise are low, working frequency is high, sensitive, braking is reliable but existing Electromagnetic power-off brake braking when, be all that brake(-holder) block is in contact to realize brake, so with exposed revolving fragment And revolving fragment is that and then the required device braked is rotate together at high speed, and is in contact in brake(-holder) block with exposed revolving fragment When, be easy to spark occur, easily cause fire, for this purpose, propose a kind of electromagnetic power-off brake solve revolving fragment it is exposed The problem of being easy to appear spark outside and cause fire.

Utility model content

The purpose of this utility model is to provide a kind of electromagnetic power-off brakes, mentioned above in the background art to solve Original revolving fragment exposed the problem of being easy to appear spark outside and causing fire.

To achieve the goals above, the utility model adopts the technical scheme that a kind of electromagnetic power-off brake, including First supporting block, the top of first supporting block are equipped with the second supporting block, offer the first groove at the top of the first supporting block, The bottom interior wall of first groove was last symmetrically to be opened up there are four the mounting groove that is distributed in a ring, is fixedly installed with electromagnetism in mounting groove Iron, the outer sheath of electromagnet are equipped with the spring being fixedly mounted in the bottom interior wall of mounting groove, the fixed peace in the top of four springs It equipped with the same annulus armature, is in contact at the top of the bottom of annulus armature and electromagnet, and annulus armature is located at the first groove It is interior, be fixedly installed with annulus brake disc at the top of annulus armature, annulus brake disc be located in the first groove and with the first groove Inner wall is slidably connected, and offers multiple sliding slots on the inner wall of the first groove, the outside fixing sleeve of annulus brake disc be equipped with it is multiple with The sliding block that the inner wall of corresponding sliding slot is slidably connected, the bottom of the second supporting block offer the second groove, turn in the second groove It is dynamic that annulus rotating disk is installed, and the inner ring of annulus rotating disk offers the card slot that multiple top and bottom are opening, first Groove and the second groove mutually lean on separate side inner wall and offer through-hole.

Preferably, the outer ring fixing sleeve of the annulus rotating disk is equipped with bearing, the inner wall of the outer ring of bearing and the second groove It is fixedly connected.

Preferably, the quantity of the sliding slot six to ten, and six to ten sliding slots are distributed in a ring.

Preferably, the sliding block is nested with ball far from the side of annulus brake disc, and ball is interior with corresponding sliding slot Wall is in contact.

Preferably, the quantity of the card slot is ten five to two ten, and ten five to two ten card slots are distributed in a ring.

Preferably, eight fixing bolts, and eight fixations are installed jointly in first supporting block and the second supporting block Bolt is distributed in a ring.

Compared with prior art, the utility model has the beneficial effects that firstly, the device passes through the first supporting block, second Supporting block, the first groove, mounting groove, electromagnet, spring, annulus armature, annulus brake disc, sliding slot, sliding block, the second groove, circle Ring rotating disk, card slot and through-hole match, and when electromagnet powers off, the magnetic of electromagnet disappears, and spring pushes annulus armature motion, Annulus armature pushes the movement of annulus brake disc, and annulus brake disc drives slide block movement, makes annulus brake disc and high-speed rotating circle Ring rotating disk is in contact, so that it may to needing brake axle to brake, be in more closed by annulus brake disc and annulus rotating disk Space in, can prevent spark from splashing, the spark of splashing is thus prevented to cause fire, the utility model practicability is good, can Quickly to needing brake axle to brake, while it can prevent spark from splashing and cause fire.

Detailed description of the invention

Fig. 1 is the structural schematic diagram in the utility model；

Fig. 2 is the vertical view schematic cross-sectional view of the first supporting block；

Fig. 3 is the schematic cross-sectional view of annulus rotating disk；

In figure: 1, the first supporting block；2, the second supporting block；3, the first groove；4, mounting groove；5, electromagnet；6, spring；7, Annulus armature；8, annulus brake disc；9, sliding slot；10, sliding block；11, the second groove；12, annulus rotating disk；13, card slot；14, lead to Hole.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of electromagnetic power-off brake, including first Bracer 1, the top of the first supporting block 1 are equipped with the second supporting block 2, and the top of the first supporting block 1 offers the first groove 3, and first The bottom interior wall of groove 3 was last symmetrically to be opened up there are four the mounting groove 4 that is distributed in a ring, is fixedly installed with electromagnetism in mounting groove 4 Iron 5, the outer sheath of electromagnet 5 are equipped with the spring 6 being fixedly mounted in the bottom interior wall of mounting groove 4, and the top of four springs 6 is solid Dingan County is equipped with the same annulus armature 7, and the bottom of annulus armature 7 is in contact with the top of electromagnet 5, and annulus armature 7 is located at In first groove 3, the top of annulus armature 7 is fixedly installed with annulus brake disc 8, and annulus brake disc 8 is located in the first groove 3 simultaneously It is slidably connected with the inner wall of the first groove 3, multiple sliding slots 9, the outside of annulus brake disc 8 is offered on the inner wall of the first groove 3 Fixing sleeve is equipped with the sliding block 10 that is slidably connected of multiple inner walls with corresponding sliding slot 9, and the bottom of the second supporting block 2 offers the Two grooves 11 are rotatably equipped with annulus rotating disk 12 in second groove 11, and the inner ring of annulus rotating disk 12 offers multiple tops Portion and bottom are the card slot 13 of opening, and the first groove 3 and the second groove 11 mutually offer on separate side inner wall Through-hole 14；

The outer ring fixing sleeve of annulus rotating disk 12 is equipped with bearing, the fixed company of the inner wall of the outer ring of bearing and the second groove 11 It connects, the quantity of sliding slot 9 six to ten, and six to ten sliding slots 9 are distributed in a ring, side of the sliding block 10 far from annulus brake disc 8 It is nested with ball, ball is in contact with the inner wall of corresponding sliding slot 9, and the quantity of card slot 13 is ten five to two ten, and 15 It is distributed in a ring to 20 card slots 13, eight fixing bolts is installed jointly in the first supporting block 1 and the second supporting block 2, and Eight fixing bolts are distributed in a ring, by the first supporting block 1, the second supporting block 2, the first groove 3, mounting groove 4, electromagnet 5, Spring 6, annulus armature 7, annulus brake disc 8, sliding slot 9, sliding block 10, the second groove 11, annulus rotating disk 12, card slot 13 and through-hole 14 match, and when electromagnet 5 powers off, the magnetic of electromagnet 5 disappears, and spring 6 pushes annulus armature 7 to move, and annulus armature 7 pushes Annulus brake disc 8 moves, and annulus brake disc 8 is moved with movable slider 10, makes annulus brake disc 8 and high-speed rotating annulus rotating disk 12 are in contact, so that it may to needing brake axle to brake, be in more closed sky by annulus brake disc 8 and annulus rotating disk 12 In, it can prevent spark from splashing, the spark of splashing is thus prevented to cause fire, the utility model practicability is good, can be quick To needing brake axle to brake, while it can prevent spark from splashing and cause fire.

Working principle: annulus heat-conducting block is equipped between the first supporting block 1 and the second supporting block 2, in use, brake axle will be needed Through through-hole 14, and make annulus rotate disk 12 and be installed on by card slot 13 to need on the outside of brake axle, then by the first supporting block 1 and the Two supporting blocks 2 are bolted, and when electromagnet 5 powers off, the magnetic of electromagnet 5 disappears, and spring 6 pushes annulus armature 7 to exist It is moved upwards in first groove 3, annulus armature 7 pushes annulus brake disc 8 to move upwards in the first groove 3, annulus brake disc 8 Band movable slider 10 moves upwards in sliding slot 9, until when annulus brake disc 8 is in contact with high-speed rotating annulus rotating disk 12, By phase mutual friction between annulus brake disc 8 and annulus rotating disk 12, to be braked to annulus rotating disk 12, when annulus system When friction generates spark between Moving plate 8 and annulus rotating disk 12, since annulus brake disc 8 and annulus rotating disk 12 are in more close It in the space closed, can prevent spark from splashing, the spark of splashing is thus prevented to cause fire.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. a kind of electromagnetic power-off brake, including the first supporting block (1), it is characterised in that: the top of first supporting block (1) It equipped with the second supporting block (2), is offered at the top of the first supporting block (1) the first groove (3), the bottom interior wall of the first groove (3) Last symmetrically to open up there are four the mounting groove (4) being distributed in a ring, mounting groove (4) is interior to be fixedly installed with electromagnet (5), electromagnet (5) outer sheath is equipped with the spring (6) being fixedly mounted in the bottom interior wall of mounting groove (4), and the top of four springs (6) is fixed The same annulus armature (7) is installed, is in contact at the top of the bottom and electromagnet (5) of annulus armature (7), and annulus armature (7) it is located in the first groove (3), is fixedly installed at the top of annulus armature (7) annulus brake disc (8), annulus brake disc (8) position It is slidably connected in the first groove (3) and with the inner wall of the first groove (3), offers multiple cunnings on the inner wall of the first groove (3) Slot (9), the outside fixing sleeve of annulus brake disc (8) are equipped with the sliding block that multiple inner walls with corresponding sliding slot (9) are slidably connected (10), the bottom of the second supporting block (2) offers the second groove (11), is rotatably equipped with annulus rotating disk in the second groove (11) (12), and the inner ring of annulus rotating disk (12) offers the card slot (13) that multiple top and bottom are opening, the first groove (3) Through-hole (14) are mutually offered on separate side inner wall with the second groove (11).

2. a kind of electromagnetic power-off brake according to claim 1, it is characterised in that: outside the annulus rotating disk (12) It encloses fixing sleeve and is equipped with bearing, the outer ring of bearing is fixedly connected with the inner wall of the second groove (11).

3. a kind of electromagnetic power-off brake according to claim 1, it is characterised in that: the quantity six of the sliding slot (9) arrives Ten, and six to ten sliding slots (9) are distributed in a ring.

4. a kind of electromagnetic power-off brake according to claim 1, it is characterised in that: the sliding block (10) is far from annulus system The side of Moving plate (8) is nested with ball, and ball is in contact with the inner wall of corresponding sliding slot (9).

5. a kind of electromagnetic power-off brake according to claim 1, it is characterised in that: the quantity of the card slot (13) is ten Five to two ten, and ten five to two ten card slots (13) are distributed in a ring.

6. a kind of electromagnetic power-off brake according to claim 1, it is characterised in that: first supporting block (1) and Eight fixing bolts are installed jointly, and eight fixing bolts are distributed in a ring in two supporting blocks (2).