CN210535582U

CN210535582U - Protection mechanism for density relay

Info

Publication number: CN210535582U
Application number: CN201921891066.9U
Authority: CN
Inventors: 倪盛平; 李军
Original assignee: Wuxi Kaifeng Electric Technology Co ltd
Current assignee: Wuxi Kaifeng Electric Technology Co ltd
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-05-15
Anticipated expiration: 2029-11-05

Abstract

The utility model discloses a density relay is with protection machanism, including the density relay body, the bar groove has all been seted up to the front side and the rear side at density relay body top, and circular recess has all been seted up to the left and right sides of two bar inslot walls, two bar through-holes have all been seted up to the front side and the rear side of density relay body, and the looks remote site of four bar through-holes all communicates each other with circular recess, and the equal fixed mounting in inside of four circular recesses has two advancing mechanism. The utility model discloses a, through the cooperation that sets up density relay body, bar groove, circular recess, bar through-hole, advancing mechanism, elasticity pole, movable block, propulsion piece, circular piece, grafting piece, latch mechanism, circular standing groove, extrusion spring, stopper, protection casing, spout and slider use, solved current problem that is unfavorable for quick installation and dismantlement, this protection mechanism for density relay possesses the advantage of dismantling fast and installing.

Description

Protection mechanism for density relay

Technical Field

The utility model belongs to the technical field of the density relay, especially, relate to a protection machanism for density relay.

Background

The relay (English name: relay) is an electric control device, when the change of input quantity (exciting quantity) is up to the defined requirement, it is an electric appliance which can make the controlled quantity produce predefined step change in the electric output circuit, it possesses the interaction relation between control system (also called input circuit) and controlled system (also called output circuit), and is generally used in automatic control circuit, it is an "automatic switch" which actually uses small current to control large current operation, so that it can make circuit implement the functions of automatic regulation, safety protection and switching circuit.

Current density relay, in order to satisfy the market demand, generally all until how better detection and how more person of facilitating the use these aspects optimize, often neglected the installation and the dismantlement that the protection casing can be quick, current density relay has the effect that detects better and more person of facilitating the use these benefits, but have certain restriction, often all protect through protection casing of top installation at the relay when normal use, often all carry out the snap-on through the bolt, such fixed very easy very that dismantlement and installation after causing the bolt to rust, the problem that prior art exists is: which is not conducive to quick installation and removal.

SUMMERY OF THE UTILITY MODEL

Problem to prior art existence, the utility model provides a density is protection machanism for relay possesses the advantage of dismantling fast and installing, has solved the current problem that is unfavorable for quick installation and dismantlement.

The utility model discloses a realize like this, a protection machanism for density relay, including the density relay body, the bar groove has all been seted up to the front side and the rear side at density relay body top, and circular recess has all been seted up to both sides about two bar inslot walls, two bar through-holes have all been seted up to the front side and the rear side of density relay body, and the looks remote site of four bar through-holes all communicates each other with circular recess, and the equal fixed mounting in inside of four circular recesses has two advancing mechanism, and the inside in two bar grooves is all pegged graft and is had the grafting piece, and the equal fixed mounting in the left and right sides of two grafting pieces has latch mechanism, and the top fixed mounting of two grafting pieces has the protection casing.

As the utility model discloses preferred, the front side latch mechanism includes two circular standing grooves, and two circular standing grooves are seted up respectively in the left and right sides of inserted block, and the equal fixed mounting in inside of two circular standing grooves has the extrusion spring, and the equal fixed mounting of one end that two extrusion springs deviate from mutually has the stopper, and the equal fixed mounting of one end that the extrusion spring was kept away from to two stoppers has circular lug, and the one end that the stopper was kept away from to two circular lugs all with circular recess joint.

As the utility model discloses preferred, the front side advancing mechanism includes two elastic rods, the one end that two elastic rods deviate from mutually all with the inner wall fixed connection of circular recess, the equal fixed mounting of looks remote site of two elastic rods has the movable block, the surface of two movable blocks all with the inner wall sliding connection of circular recess, the equal fixed mounting in front side of two movable blocks has the propulsion piece, two front sides that impel the piece all run through the bar through-hole and extend to the front side of density relay body, the top of two propulsion pieces and the inner wall laminating of bottom all with the bar through-hole, the equal fixed mounting of looks remote site of two movable blocks has circular block, two circular blocks all are located the inside of circular recess.

As the utility model discloses it is preferred, the stopper is located the inside of circular standing groove, the surface of stopper and the inner wall laminating of circular standing groove.

As the utility model discloses it is preferred, the spout has all been seted up to the front side and the rear side of circular standing groove inner wall, the equal fixed mounting in front side and the rear side of stopper has the slider, two sliders all with spout sliding connection.

As the utility model discloses preferred, the bottom of two inserted blocks all is the oblique angle, and the oblique angle is between ten degrees to forty-five degrees.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up density relay body, bar groove, circular recess, bar through-hole, advancing mechanism, elasticity pole, movable block, advance piece, circular piece, grafting piece, latch mechanism, circular standing groove, extrusion spring, stopper, protection casing, spout and slider's cooperation and use, solved the current problem that is unfavorable for quick installation and dismantlement, this protection mechanism for density relay possesses the advantage of dismantling fast and installing.

2. The utility model discloses a manpower extrusion circular convex block realizes whole latch mechanism's power supply, because of power can transmit, give an extruded power of stopper in the circular convex block atress, thereby realize giving the power of a deformation of extrusion spring, just so can realize the quick grafting in grafting piece and bar groove, simultaneously because of the power effect be mutual, wait the circular convex block move to with circular recess complex position when, the extrusion spring also gives a same reaction force of circular convex block, just so can realize fine installation.

3. The utility model discloses a manpower promotes propulsion piece and realizes whole advancing mechanism's power supply, because of power can transmit, drive the removal piece and remove when promoting propulsion piece, thereby realize giving the power of a deformation of elastic rod, just so can realize giving the power of a promotion of circular block, with the inside of round convex block crowded circular standing groove, thereby realize quick dismantlement, simultaneously because of the power effect be mutual, after the completion is dismantled, the elastic rod also gives the power of a same pull-back of circular block, just so can realize quick pull-back home position with the circular block, from not influencing normal installation.

4. The utility model discloses a stopper is located the inside of circular standing groove, simultaneously with the inner wall laminating of circular standing groove, just so can realize the position of fine assurance stopper restriction extrusion spring, makes the effect of installation better.

5. The utility model discloses a seted up the spout on the inner wall of circular standing groove, so not only can realize the position of fine restriction stopper, the movement track of restriction stopper that also can be fine simultaneously makes the effect of installation and dismantlement better.

6. The utility model discloses a bottom of grafting piece is the oblique angle, just so can make the cooperation effect in grafting piece and bar groove better, the effect of installation simultaneously is also better.

Drawings

Fig. 1 is a schematic structural diagram provided in an embodiment of the present invention;

fig. 2 is a perspective view of the present invention with the protective cover removed;

fig. 3 is a perspective view of a protective cover according to an embodiment of the present invention;

FIG. 4 is a detailed view of the latch mechanism provided in the embodiment of the present invention;

fig. 5 is a detailed view of a propulsion mechanism provided in an embodiment of the present invention;

fig. 6 is an enlarged view of fig. a in fig. 3 according to an embodiment of the present invention.

In the figure: 1. a density relay body; 2. a strip-shaped groove; 3. a circular groove; 4. a strip-shaped through hole; 5. a propulsion mechanism; 501. an elastic rod; 502. a moving block; 503. a propulsion block; 504. a circular block; 6. an insertion block; 7. a clamping mechanism; 701. a circular placement groove; 702. a compression spring; 703. a limiting block; 704. a circular bump; 8. a protective cover; 9. a chute; 10. a slide block.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.

The structure of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 6, the embodiment of the utility model provides a pair of protection machanism for density relay, including density relay body 1, bar groove 2 has all been seted up to the front side and the rear side at density relay body 1 top, circular recess 3 has all been seted up to the left and right sides of 2 inner walls in two bar grooves, two bar through-holes 4 have all been seted up to the front side and the rear side of density relay body 1, four bar through-hole 4's looks remote site all communicates each other with circular recess 3, four circular recess 3's the equal fixed mounting in inside has two advancing mechanism 5, two bar grooves 2's inside is all pegged graft and is had the piece 6 of pegging graft, two equal fixed mounting in the left and right sides of the piece 6 of pegging graft have latch mechanism 7, two plug 6's top fixed mounting have protection.

Referring to fig. 4, the front side clamping mechanism 7 includes two circular placing grooves 701, the two circular placing grooves 701 are respectively opened at the left and right sides of the insertion block 6, the two circular placing grooves 701 are internally and fixedly provided with the extrusion springs 702, the two extrusion springs 702 are separated from each other by one ends of the two extrusion springs 703 are fixedly provided with the limiting blocks 703, the two limiting blocks 703 are far away from one ends of the extrusion springs 702 and fixedly provided with the circular convex blocks 704, and the two circular convex blocks 704 are far away from one ends of the limiting blocks 703 and are clamped with the circular grooves 3.

Adopt above-mentioned scheme: realize whole clamping mechanism 7's power supply through manpower extrusion circular convex block 704, because of power can transmit, give stopper 703 an extruded power in circular convex block 704 atress, thereby realize giving the power of deformation of extrusion spring 702, just so can realize the quick grafting of grafting piece 6 and bar groove 2, simultaneously the effect of because of the power is mutual, wait circular convex block 704 when moving to with circular recess 3 complex position, extrusion spring 702 also gives a same reaction force of circular convex block 704, just so can realize fine installation.

Referring to fig. 5, the front side pushing mechanism 5 includes two elastic rods 501, one end of each of the two elastic rods 501, which is away from each other, is fixedly connected to the inner wall of the circular groove 3, opposite ends of each of the two elastic rods 501 are fixedly provided with moving blocks 502, the outer surfaces of the two moving blocks 502 are slidably connected to the inner wall of the circular groove 3, front sides of the two moving blocks 502 are fixedly provided with pushing blocks 503, front sides of the two pushing blocks 503 are respectively penetrated through the strip-shaped through hole 4 and extended to the front side of the density relay body 1, the tops and bottoms of the two pushing blocks 503 are respectively attached to the inner wall of the strip-shaped through hole 4, opposite ends of the two moving blocks 502 are respectively fixedly provided with circular blocks 504, and the two circular blocks 504 are respectively located inside the circular.

Adopt above-mentioned scheme: promote propulsion block 503 through the manpower and realize the power supply of whole advancing mechanism 5, because of power can be transmitted, drive the movable block 502 and remove when promoting propulsion block 503, thereby realize giving the power of a deformation of elastic rod 501, just so can realize giving the power of a promotion of circular block 504, crowd circular convex block 704 into the inside of circular standing groove 701, thereby realize quick dismantlement, simultaneously because of the effect of power is mutual, after the completion is dismantled, elastic rod 501 also gives the power of a same pull-back of circular block 504, just so can realize quick pull-back home position with circular block 504, from not influencing normal installation.

Referring to fig. 4, the stopper 703 is located inside the circular placement groove 701, and an outer surface of the stopper 703 is attached to an inner wall of the circular placement groove 701.

Adopt above-mentioned scheme: the limiting block 703 is located inside the circular placing groove 701 and attached to the inner wall of the circular placing groove 701, so that the limiting block 703 can be well guaranteed to limit the position of the extrusion spring 702, and the installation effect is better.

Referring to fig. 4, the front side and the rear side of the inner wall of the circular placement groove 701 are both provided with a sliding groove 9, the front side and the rear side of the limiting block 703 are both fixedly provided with a sliding block 10, and the two sliding blocks 10 are both connected with the sliding groove 9 in a sliding manner.

Adopt above-mentioned scheme: the inner wall of the circular placing groove 701 is provided with the sliding groove 9, so that the position of the limit stopper 703 can be well limited, the movement track of the limit stopper 703 can be well limited, and the installation and disassembly effects are better.

Referring to fig. 3 and 4, the bottoms of both the two insertion blocks 6 are beveled, and the bevel angle is between ten degrees and forty-five degrees.

Adopt above-mentioned scheme: the bottom through the grafting piece 6 is the oblique angle, just so can make grafting piece 6 better with the cooperation effect in bar groove 2, the effect of installation simultaneously is also better.

The utility model discloses a theory of operation:

when the power source pushing mechanism is used, firstly, the pushing block 503 is pushed by manpower to realize the power source of the whole pushing mechanism 5, because the force can be transmitted, the moving block 502 is driven to move while the pushing block 503 is pushed, so that the force for deforming the elastic rod 501 is realized, so that the force for pushing the circular block 504 can be realized, the circular convex block 704 is squeezed into the circular placing groove 701, so that the quick disassembly is realized, meanwhile, because the force functions are mutual, after the disassembly is completed, the elastic rod 501 also gives the same pull-back force to the circular block 504, so that the circular block 504 can be quickly pulled back to the original position, so that the normal assembly is not influenced, secondly, the power source pushing block 503 is pushed by manpower to realize the power source of the whole pushing mechanism 5, because the force can be transmitted, the moving block 502 is driven to move while the pushing block 503 is pushed, so that the force for deforming the elastic rod 501 is realized, just so can realize giving the power of a promotion of circular block 504, crowd circular lug 704 into circular standing groove 701's inside, thereby realize quick dismantlement, simultaneously the effect of reason is mutual, after the dismantlement is accomplished, elastic rod 501 also gives the power of a same pull-back of circular block 504, just so can realize quick pull-back home position with circular block 504, from not influencing normal installation, last through having seted up spout 9 on circular standing groove 701's inner wall, so not only can realize the position of fine restriction stopper 703, the motion trail of restriction stopper 703 that also can be fine simultaneously, make the installation better with the effect of dismantling.

In summary, the following steps: this protection machanism for density relay through setting up density relay body 1, bar groove 2, circular recess 3, bar through-hole 4, advancing mechanism 5, elastic rod 501, movable block 502, propulsion piece 503, circular piece 504, grafting piece 6, latch mechanism 7, circular standing groove 701, extrusion spring 702, stopper 703, protection casing 8, spout 9 and slider 10's cooperation and use, has solved the current problem that is unfavorable for quick installation and dismantlement.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a protection machanism for density relay, includes density relay body (1), its characterized in that: strip groove (2) have all been seted up to the front side and the rear side at density relay body (1) top, circular recess (3) have all been seted up to the left and right sides of two strip groove (2) inner walls, two bar through-holes (4) have all been seted up to the front side and the rear side of density relay body (1), the looks remote site of four bar through-holes (4) all communicates each other with circular recess (3), the equal fixed mounting in inside of four circular recess (3) has two advancing mechanism (5), the inside of two strip grooves (2) is all pegged graft and is had grafting piece (6), the equal fixed mounting in the left and right sides of two grafting pieces (6) has joint mechanism (7), the top fixed mounting of two grafting pieces (6) has protection casing (8).

2. The protective mechanism for the density relay according to claim 1, wherein: the clamping mechanism (7) comprises two circular placing grooves (701), the two circular placing grooves (701) are respectively arranged at the left side and the right side of the inserting block (6), the extruding springs (702) are fixedly arranged in the two circular placing grooves (701), the limiting blocks (703) are fixedly arranged at the ends of the two extruding springs (702) which deviate from each other, the circular convex blocks (704) are fixedly arranged at the ends of the two limiting blocks (703) far away from the extruding springs (702), and the ends of the two circular convex blocks (704) far away from the limiting blocks (703) are clamped with the circular grooves (3).

3. The protective mechanism for the density relay according to claim 1, wherein: front side advancing mechanism (5) include two elastic force pole (501), the one end that two elastic force pole (501) deviate from mutually all with the inner wall fixed connection of circular recess (3), the equal fixed mounting in looks remote site of two elastic force pole (501) has movable block (502), the surface of two movable blocks (502) all with the inner wall sliding connection of circular recess (3), the equal fixed mounting in front side of two movable blocks (502) has propulsion piece (503), the front side of two propulsion pieces (503) all runs through bar through-hole (4) and extends to the front side of density relay body (1), the top and the bottom of two propulsion pieces (503) all laminate with the inner wall of bar through-hole (4), the equal fixed mounting in remote site of two movable blocks (502) has circular piece (504), two circular pieces (504) all are located the inside of circular recess (3).

4. The protective mechanism for the density relay according to claim 2, wherein: the limiting block (703) is positioned inside the circular placing groove (701), and the outer surface of the limiting block (703) is attached to the inner wall of the circular placing groove (701).

5. The protective mechanism for the density relay according to claim 2, wherein: the front side and the rear side of the inner wall of the circular placing groove (701) are both provided with sliding grooves (9), the front side and the rear side of the limiting block (703) are both fixedly provided with sliding blocks (10), and the two sliding blocks (10) are both in sliding connection with the sliding grooves (9).

6. The protective mechanism for the density relay according to claim 1, wherein: the bottoms of the two insertion blocks (6) are oblique angles, and the oblique angles are between ten degrees and forty-five degrees.