CN212745863U

CN212745863U - Overload limiter

Info

Publication number: CN212745863U
Application number: CN202020535883.7U
Authority: CN
Inventors: 栗祥辉
Original assignee: Henan Jiujiu Intelligent Electric Group Co ltd
Current assignee: Henan Jiujiu Intelligent Electric Group Co ltd
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2021-03-19
Anticipated expiration: 2030-04-13

Abstract

The utility model belongs to the technical field of overload limiter, especially, overload limiter, including the control box of fixed mounting on the wall body, the control box is the one end that one side fixed mounting of hollow setting and control box had two round bars, is equipped with two L type poles in the control box, and two L type poles set up for the symmetry, and the hole that changes has all been seted up to one side of two L type poles, and the other end of two L type poles rotates respectively and installs in the hole that changes, the through-hole has been seted up at the top of control box, and movable mounting has the movable rod in the through-hole, and the both ends of movable rod all extend the control box outside and fixed mounting have overload limiter body. The utility model discloses simple structure, convenient to use can conveniently dismantle the maintenance to overload limiter.

Description

Overload limiter

Technical Field

The utility model relates to an overload limiter technical field especially relates to an overload limiter.

Background

The overload limiter can measure the weight of a loaded article through a weight sensor, an instrument displays an actual load in real time, when the load reaches a set value of a rated load, an audible and visual alarm signal is sent out, and an electric signal output by a switching value can be given out to control the action of related components.

Patent application No. CN201721493343.1 discloses an overload limiter, which comprises a housing, a circuit board in the housing, and a brake mechanism connected to an output signal line of the circuit board: a battery box is arranged on one side of the shell, and a battery arranged in the battery box is connected with the circuit board; a spring with one end fixed at the bottom of the hole is arranged in the blind hole, the other end of the spring is connected with a sliding column, one end of the sliding column extends out of the blind hole, and the extending end is hemispherical; the casing with the relative position punishment of arch and iron plate do not is equipped with the magnet that can supply protruding male recess and attraction iron plate correspondingly, shrinkage pool and the transversal spout of personally submitting the rectangle on the recess inner wall supply the hemisphere end and the bead strip of traveller to insert respectively, and make the arch is when inserting to the end under the guide effect of bead strip, the hemisphere end of traveller just slides in the shrinkage pool and will the arch blocks.

However, the overload limiter of the device is not convenient to replace, and is not convenient to repair and replace at a later date.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an overload limiter for solving the problem of inconvenient installation and disassembly in the prior art.

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

an overload limiter comprises an operation box fixedly arranged on a wall body, wherein the operation box is hollow, one side of the operation box is fixedly provided with one end of two round rods, two L-shaped rods are arranged in the operation box and symmetrically arranged, one side of each of the two L-shaped rods is provided with a rotating hole, the other ends of the two L-shaped rods are respectively and rotatably arranged in the rotating holes, the top of control box has been seted up the through-hole, and movable mounting has the movable rod in the through-hole, and the both ends of movable rod all extend outside the control box and fixed mounting has the overload limiter body, and the movable hole has been seted up to the bottom of control box, and the movable hole rotates in the movable hole and installs the lead screw guide pin bushing, and the both ends of lead screw guide pin bushing all extend outside the movable hole and the one end screw thread of lead screw guide pin bushing has cup jointed the lead screw that is located the control box, and the one end fixed mounting of lead screw has the bar pole, and the bar pole is located.

Preferably, the horizontal parts of the two L-shaped rods are arranged in a semicircular shape on the side close to each other and are matched with the strip-shaped round rods.

Preferably, the first spacing groove that is located the control box is all seted up to the both sides of movable rod, and the equal fixed mounting in one side that the vertical portion of two L type poles is close to each other has the stopper, stopper and first spacing groove looks adaptation.

Preferably, one side fixed mounting that two L type poles are close to each other has same compression spring, has all cup jointed the torsional spring on two round bars, and the both ends of torsional spring are fixed respectively on the both sides inner wall of changeing the hole.

Preferably, the one end of lead screw guide pin bushing extends to the control box and outside and fixed the cup joint have the carousel, and the bottom fixed mounting of control box has the montant, and threaded hole is seted up to one side of montant, and the gag lever post is installed to the screw hole internal thread, and the one end fixed mounting that just keeps away from the carousel outside the screw hole was all extended to the both ends of gag lever post has the bull stick, a plurality of second spacing grooves, second spacing groove and gag lever post looks adaptation have been seted up to the equidistance all around of carousel.

The utility model discloses in, an overload limiter, when needs installation overload limiter body, through put into the action box with the movable rod, arrange in between two L type poles, then drive the rotation of lead screw guide pin bushing through rotating the carousel, the lead screw guide pin bushing drives moving down of lead screw, the lead screw drives moving down of bar circle pole, the bar circle pole is through two L type poles of extrusion, make the stopper on two L type poles remove in opposite directions, make two L type poles block respectively on advancing the first spacing groove that corresponds, the movable rod can not rock like this, overload limiter body just obtains firmly, when needs dismantle the change to overload limiter body, through the reverse rotation carousel, take out L type pole from first spacing groove can.

In order to prevent the L-shaped rod from loosening when being clamped into the first limiting groove, the limiting rod is clamped into the second limiting groove on the rotary table by rotating the rotary rod, and the rotary table cannot rotate. The utility model discloses simple structure, convenient to use can conveniently dismantle the maintenance to overload limiter.

Drawings

Fig. 1 is a schematic structural diagram of an overload limiter according to the present invention;

fig. 2 is a schematic structural diagram of a portion a of an overload limiter according to the present invention;

fig. 3 is a schematic structural diagram of a part B of an overload limiter according to the present invention.

In the figure: the device comprises a wall body 1, a movable rod 2, an overload limiter body 3, an operation box 4, a rotating rod 5, a vertical rod 6, a limiting rod 7, a rotating disk 8, a rod 9L, a limiting block 10, a first limiting groove 11, a circular rod 12 in a strip shape, a compression spring 13, a circular rod 14, a screw rod 15 and a screw rod guide sleeve 16.

Detailed Description

In the technical scheme:

9. 10, 11, 15 and 16 are the novel structure with substantial innovative components.

14. 13 is for realizing the utility model discloses technical scheme required connectivity component.

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.

Example one

Referring to fig. 1-3, an overload limiter comprises an operation box 4 fixedly installed on a wall 1, the operation box 4 is hollow and one side of the operation box 4 is fixedly installed with one end of two round rods 14, two L-shaped rods 9 are arranged in the operation box 4, the two L-shaped rods 9 are symmetrically arranged, one side of each of the two L-shaped rods 9 is provided with a rotary hole, the other end of each of the two L-shaped rods 9 is rotatably installed in the rotary hole, the top of the operation box 4 is provided with a through hole, a movable rod 2 is movably installed in the through hole, both ends of the movable rod 2 extend out of the operation box 4 and are fixedly installed with an overload limiter body 3, the bottom of the operation box 4 is provided with a movable hole, a lead screw guide sleeve 16 is rotatably installed in the movable hole, both ends of the lead screw guide sleeve 16 extend out of the movable hole and one end of the lead screw guide sleeve 16 is in threaded sleeve connection with a lead screw 15 positioned in, a bar-shaped round bar 12 is located between the two L-shaped bars 9.

Example two

Referring to fig. 1-3, an overload limiter, in the present invention, one side of the horizontal part of two L-shaped rods 9 close to each other is a semi-circular setting, and is adapted to the bar-shaped rod 12, and the semi-circular setting facilitates the bar-shaped rod 12 to extrude the two L-shaped rods 9.

The utility model discloses in, the first spacing groove 11 that is located control box 4 is all seted up to the both sides of movable rod 2, and the equal fixed mounting in one side that the vertical part of two L type poles 9 is close to each other has stopper 10, stopper 10 and first spacing groove 11 looks adaptation, through two L type poles 9 of extrusion of bar round bar 12 for stopper 10 on two L type poles 9 removes in opposite directions, makes on two L type poles 9 block into corresponding first spacing groove 11 respectively, and movable rod 2 can not rock like this.

The utility model discloses in, one side fixed mounting that two L type poles 9 are close to each other has same compression spring 13, has all cup jointed the torsional spring on two round bars 14, and the both ends of torsional spring are fixed respectively on the both sides inner wall of changeing the hole, and compression spring 13 makes things convenient for L type pole 9 with the torsional spring to reset.

The utility model discloses in, the one end of lead screw guide pin bushing 16 extends to the outer carousel 8 that just fixes the cover of control box 4, the bottom fixed mounting of control box 4 has montant 6, threaded hole is seted up to one side of montant 6, threaded hole internal thread installs gag lever post 7, the both ends of gag lever post 7 all extend to the outer one end fixed mounting who just keeps away from carousel 8 of screw hole has bull stick 5, a plurality of second spacing grooves have been seted up to the equidistance all around of carousel 8, second spacing groove and 7 looks adaptations of gag lever post, can not become flexible when advancing on the first spacing groove 11 in order to make L type pole 9 card, in advancing the second spacing groove on carousel 8 with gag lever post 7 card through rotating the bull stick 5, make carousel 8 can not rotate can.

The utility model discloses in, when needs installation overload limiter body 3, through putting movable rod 2 into operation box 4, arrange in between two L type poles 9, then through the rotation that rotates carousel 8 and drive lead screw guide pin bushing 16, lead screw guide pin bushing 16 drives moving down of lead screw 15, lead screw 15 drives moving down of bar round bar 12, bar round bar 12 is through two L type poles 9 of extrusion, make stopper 10 on two L type poles 9 remove in opposite directions, make on two L type poles 9 block respectively into corresponding first spacing groove 11, movable rod 2 can not rock like this, overload limiter body 3 just obtains firmly, when needs dismantle the change to overload limiter body 3, through reverse rotation carousel 8, it can to take out L type pole 9 from first spacing groove 11.

In order to prevent the L-shaped rod 9 from loosening when being clamped into the first limiting groove 11, the limiting rod 7 is clamped into the second limiting groove on the rotary table 8 by rotating the rotary rod 5, and the rotary table 8 can not rotate. The utility model discloses simple structure, convenient to use can conveniently dismantle the maintenance to overload limiter.

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. The overload limiter comprises an operation box (4) fixedly mounted on a wall body (1), and is characterized in that the operation box (4) is arranged in a hollow mode, one end of each circular rod (14) is fixedly mounted on one side of the operation box (4), two L-shaped rods (9) are arranged in the operation box (4), the two L-shaped rods (9) are symmetrically arranged, a rotating hole is formed in one side of each L-shaped rod (9), the other ends of the two L-shaped rods (9) are respectively rotatably mounted in the rotating hole, a through hole is formed in the top of the operation box (4), a movable rod (2) is movably mounted in the through hole, overload limiter bodies (3) are fixedly mounted outside the operation box (4) at two ends of the movable rod (2), the movable hole is formed in the bottom of the operation box (4), a guide sleeve (16) is rotatably mounted in the movable hole, two ends of the guide sleeve (16) extend outside the movable hole, and one end of the guide sleeve (16) is in threaded manner located at one end of the (4) The inner screw rod (15), one end of the screw rod (15) is fixedly provided with a strip-shaped round rod (12), and the strip-shaped round rod (12) is positioned between the two L-shaped rods (9).

2. An overload limiter according to claim 1, characterised in that the horizontal parts of the two L-shaped bars (9) are arranged in a semi-circular shape on the sides adjacent to each other and adapted to the bar-shaped rods (12).

3. The overload limiter as claimed in claim 1, wherein the two sides of the movable rod (2) are respectively provided with a first limiting groove (11) located in the operating box (4), the sides of the two L-shaped rods (9) close to each other are respectively fixedly provided with a limiting block (10), and the limiting blocks (10) are matched with the first limiting grooves (11).

4. The overload limiter as claimed in claim 1, wherein the same compression spring (13) is fixedly installed at one side of the two L-shaped rods (9) close to each other, a torsion spring is sleeved on each of the two round rods (14), and two ends of the torsion spring are respectively fixed on the inner walls of two sides of the rotation hole.

5. The overload limiter as recited in claim 1, wherein one end of the screw guide sleeve (16) extends to the outside of the operation box (4) and is fixedly sleeved with a rotary plate (8), a vertical rod (6) is fixedly mounted at the bottom of the operation box (4), a threaded hole is formed in one side of the vertical rod (6), a limit rod (7) is mounted in the threaded hole, two ends of the limit rod (7) extend to the outside of the threaded hole and is fixedly mounted with a rotary rod (5) at the end far away from the rotary plate (8), a plurality of second limit grooves are formed in the periphery of the rotary plate (8) at equal intervals, and the second limit grooves are matched with the limit rod (7).