CN213772150U - Well type resistance furnace fireproof cabin door - Google Patents

Abstract

The utility model relates to a well formula resistance furnace fire prevention hatch door, including two guide rails that set up in well formula resistance furnace front and back both sides along left right direction setting respectively, slide along left right direction between two guide rails and be provided with the same structure and about well formula resistance furnace bilateral symmetry's left door closure mechanism and right door closure mechanism, left door closure mechanism and right door closure mechanism inboard all are provided with fixed establishment, the level is fixed to be set up at the inboard Y shape frame of sliding plate and opening towards the well formula resistance furnace centre of a circle, Y shape frame inboard corresponds from top to bottom with the semi-circular breach of homonymy, and the setting is separated from top to bottom to the Y shape frame that sets up on two sliding plates. The utility model discloses well Y shape frame is convenient for fix the equipment of lifting by crane, has the advantage that the equipment was lifted by crane in the adaptation.

Description

Well type resistance furnace fireproof cabin door

Technical Field

The utility model relates to a resistance furnace equipment field especially relates to a well formula resistance furnace fire prevention hatch door.

Background

The well type quenching furnace is a heating device commonly used for quenching, is generally used for heating large shaft workpieces, adopts an installation star disk to install a bearing on the star disk in the heating process of the bearing workpiece, then utilizes a crown block in a workshop to suspend the star disk and the bearing workpiece to enter the well type quenching furnace, and extends a star disk connecting rod from a fireproof cabin door of the well type quenching furnace to the outside of the well type quenching furnace to be connected with a hoisting device in the heating process, so that the traditional fireproof cabin door can not meet the use requirement, and the development of the well type resistance furnace fireproof cabin door suitable for the hoisting device is particularly necessary.

Disclosure of Invention

An object of the utility model is to provide a well formula resistance furnace fire prevention hatch door has the advantage that the equipment was lifted by crane in the adaptation.

The technical scheme is as follows:

a fire-proof cabin door of a well type resistance furnace comprises two guide rails which are respectively arranged at the front side and the rear side of the well type resistance furnace along the left-right direction, a left door cover mechanism and a right door cover mechanism which have the same structure and are bilaterally symmetrical about the well type resistance furnace are arranged between the two guide rails along the left-right direction in a sliding manner, the left door cover mechanism comprises a sliding plate, the left side of the sliding plate is provided with a vertical column, the upper end of the sliding plate is fixedly provided with a first telescopic mechanism along the left-right direction, the left end of the first telescopic mechanism is fixedly connected with the vertical column, the right side of the first telescopic mechanism is provided with a second telescopic mechanism, the upper end of the second telescopic mechanism is horizontally provided with a cross beam along the front-back direction, the front end and the rear end of the cross beam are both vertically provided with guide shafts, the sliding plate below the guide shafts is coaxially provided with guide pipes, the guide shafts are arranged in the guide pipes in a sliding manner, the cabin door is horizontally arranged below the sliding plate, and the cabin door is fixedly connected with the two guide shafts, the hatch door right side extends to the sliding plate right side, hatch door right-hand member face middle part vertical set up run through the semicircular gap of hatch door, two sliding plate inboards all are provided with fixed establishment, the level is fixed to be set up at the inboard Y shape frame of sliding plate and opening towards the well formula resistance furnace centre of a circle, the Y shape frame inboard corresponds from top to bottom with the semicircular gap of homonymy, and the Y shape frame that sets up on two slide plates separates the setting from top to bottom.

Preferably, the first telescopic mechanism comprises a first electric push rod.

Preferably, the second telescopic mechanism comprises a driving mechanism, a driving box is arranged on the right side of the driving mechanism, a power output shaft of the driving mechanism extends into the driving box along the vertical direction and is coaxially provided with a gear, a screw nut is arranged in the driving box on the right side of the gear in a rotating mode, the axis of the screw nut is vertically arranged along the axis, an outer gear ring meshed with the gear is coaxially and fixedly arranged on the outer side of the screw nut, a lead screw is connected to the inner thread of the screw nut, and the upper end and the lower end of the lead screw are both extended outside the driving box.

Preferably, the drive mechanism comprises an electric motor and a speed reducer.

Preferably, a linear bearing is arranged between the guide shaft and the guide pipe.

Has the advantages that:

1. the utility model discloses well Y shape frame is convenient for fix the equipment of lifting by crane, has the advantage that the equipment was lifted by crane in the adaptation.

2. The utility model discloses in guiding axle and stand pipe between be provided with linear bearing, linear bearing's setting has reduced gliding frictional force.

Drawings

FIG. 1 is a schematic structural view of a fireproof door of a well-type electric resistance furnace according to the present invention,

figure 2 is a schematic view of the structure at a in figure 1,

in the figure: 1-well type resistance furnace, 2-first baffle, 3-sliding plate, 4-upright post, 5-first telescoping mechanism, 6-driving mechanism, 7-driving box, 8-lead screw, 9-cross beam, 10-guiding shaft, 11-guiding pipe, 12-cabin door, 121-semicircular notch and 13-Y-shaped frame.

Detailed Description

The present invention will be further described with reference to the following embodiments, as shown in fig. 1 to 2: a fireproof cabin door of a well-type resistance furnace is arranged at the upper end of the well-type resistance furnace 1 and comprises two first baffle plates 2 which are vertically arranged along the left-right direction, the two first baffle plates 2 are respectively arranged at the front side and the rear side of the well-type resistance furnace 1, the left side and the right side of the two first baffle plates 2 are respectively and vertically provided with a second baffle plate along the left-right direction, the upper end of the first baffle plate 2 is respectively provided with a guide rail along the left-right direction, a left door cover mechanism and a right door cover mechanism which have the same structure and are bilaterally symmetrical about the well-type resistance furnace 1 are arranged between the two guide rails along the left-right direction in a sliding way, the left door cover mechanism comprises a sliding plate 3, the front side and the rear side of the sliding plate 3 are respectively provided with pulleys, the pulleys are respectively slid on the guide rails at the same side, the second baffle plate at the left side of the sliding plate 3 is provided with a stand column 4, the upper end of the sliding plate 3 is fixedly provided with a first telescopic mechanism 5 along the left-right direction, the first telescopic mechanism 5 comprises a first electric push rod, the left end of the first telescopic mechanism 5 is fixedly connected with the upright post 4,

a bracket is arranged on the right side of the first telescopic mechanism 5, a second telescopic mechanism is arranged on the bracket, the second telescopic mechanism comprises a driving mechanism 6, the driving mechanism 6 comprises a motor and a speed reducer, a driving box 7 is arranged on the right side of the driving mechanism 6, a power output shaft of the driving mechanism 6 vertically extends into the driving box 7 and is coaxially provided with a gear, a screw nut with an axis vertically arranged is rotatably arranged in the driving box 7 on the right side of the gear, an outer gear ring meshed with the gear is coaxially and fixedly arranged on the outer side of the screw nut, a screw 8 is connected with the inner thread of the screw nut, the upper end of the screw 8 is horizontally arranged outside the driving box 7 with the upper end and the lower end extending, a cross beam 9 is horizontally arranged along the front-back direction at the upper end of the screw 8, guide shafts 10 are vertically arranged at the front end and the rear end of the cross beam 9, a guide pipe 11 is coaxially arranged on a sliding plate 3 below the guide shafts 10, and the guide shafts 10 are arranged in the guide pipes 11 in a sliding manner, a linear bearing is arranged between the guide shaft 10 and the guide pipe 11, the arrangement of the linear bearing reduces the sliding friction force, a cabin door 12 is horizontally arranged below the sliding plate 3, the cabin door 12 is fixedly connected with the two guide shafts 10, the right side of the cabin door 12 extends to the right side of the sliding plate 3, a semicircular gap 121 penetrating through the cabin door 12 is vertically arranged in the middle of the right end face of the cabin door 12,

the inner sides of the two sliding plates 3 are respectively provided with a fixing mechanism, the fixing mechanisms comprise a Y-shaped frame 13 which is horizontally and fixedly arranged on the inner sides of the sliding plates 3, the opening of the Y-shaped frame 13 faces the center of the circle of the pit-type resistance furnace 1, the inner sides of the Y-shaped frames 13 vertically correspond to the semicircular notches 121 on the same side, the Y-shaped frames 13 arranged on the two sliding plates are separated from top to bottom, and the moving tracks are separated from each other.

The specific working process comprises the steps of firstly controlling the driving mechanism 6 to rotate, driving the screw rod nut to rotate by the gear to drive the screw rod 8 to ascend so as to ascend the guide shaft 10 and ascend the cabin door 12, then controlling the two first telescopic mechanisms 5 to shorten so as to pull the two sliding plates 3 outwards, then placing the star plate and the workpiece into the pit type resistance furnace 1 by using external hoisting equipment, then controlling the two first telescopic mechanisms 5 to extend so as to drive the two sliding plates 3 to slide inwards, clamping the star plate supporting rod by the two Y-shaped frames 13 in the inward sliding process so as to fix the position of the star plate until the two cabin doors 12 are contacted and clamp the star plate supporting rod between the two semicircular gaps 121.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims (5)

1. The utility model provides a well formula resistance furnace fire prevention hatch door which characterized in that: the device comprises two guide rails which are respectively arranged at the front and the rear sides of a well type resistance furnace and are arranged along the left and right directions, a left door cover mechanism and a right door cover mechanism which have the same structure and are bilaterally symmetrical about the well type resistance furnace are arranged between the two guide rails along the left and right directions in a sliding manner, the left door cover mechanism comprises a sliding plate, the left side of the sliding plate is provided with a stand column, the upper end of the sliding plate is fixedly provided with a first telescopic mechanism along the left and right directions, the left end of the first telescopic mechanism is fixedly connected with the stand column, the right side of the first telescopic mechanism is provided with a second telescopic mechanism, the upper end of the second telescopic mechanism is horizontally provided with a cross beam along the front and rear directions, the front and rear ends of the cross beam are vertically provided with guide shafts, the sliding plate below the guide shafts is coaxially provided with guide pipes, the guide shafts are arranged in the guide pipes in a sliding manner, the horizontal direction below the sliding plate is provided with a cabin door, the cabin door is fixedly connected with the two guide shafts, and the right side of the cabin door extends to the right side of the sliding plate, the middle part of the right end face of the cabin door is vertically provided with a semicircular notch penetrating through the cabin door, the inner sides of the two sliding plates are respectively provided with a fixing mechanism, the sliding plates are horizontally and fixedly arranged on a Y-shaped frame which is arranged on the inner sides of the sliding plates and has an opening facing the circle center of the pit-type resistance furnace, the inner sides of the Y-shaped frame vertically correspond to the semicircular notch on the same side, and the Y-shaped frames arranged on the two slideway plates are separated from top to bottom.

2. A fire door for a shaft resistance furnace as claimed in claim 1, characterized in that: the first telescopic mechanism comprises a first electric push rod.

3. A fire door for a shaft resistance furnace as claimed in claim 1, characterized in that: the second telescopic mechanism comprises a driving mechanism, a driving box is arranged on the right side of the driving mechanism, a power output shaft of the driving mechanism extends into the drawing driving box along the vertical direction and is coaxially provided with a gear, a screw nut is arranged in the driving box on the right side of the gear in a rotating mode, the axis of the screw nut is vertically arranged, an outer gear ring meshed with the gear is coaxially and fixedly arranged on the outer side of the screw nut, a lead screw is connected to the inner thread of the screw nut, and the upper end and the lower end of the lead screw are both extended outside the driving box.

4. A fire door for a shaft resistance furnace as claimed in claim 3, characterized in that: the driving mechanism comprises a motor and a speed reducer.

5. A fire door for a shaft resistance furnace as claimed in claim 1, characterized in that: and a linear bearing is arranged between the guide shaft and the guide pipe.

Images