CN210802091U

CN210802091U - Kiln for producing vanadium-nitrogen alloy

Info

Publication number: CN210802091U
Application number: CN201921689443.0U
Authority: CN
Inventors: 刘京
Original assignee: Chongyang Jiufu Technology Co Ltd
Current assignee: Chongyang Jiufu Technology Co Ltd
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-06-19
Anticipated expiration: 2029-10-10

Abstract

The utility model discloses a kiln is used in vanadium nitrogen alloy production relates to vanadium nitrogen alloy production technical field, including the kiln body, the inside perisporium of kiln body all is provided with clearance mechanism, clearance mechanism is including setting up the metal scraper blade that reciprocates that corresponds inner wall department at the kiln body, and the inner wall sliding contact of metal scraper blade and corresponding kiln body, elevating system is including running through and with screw threaded connection's lead screw to and run through the guide bar of sliding connection in fly leaf four corners department through-hole, and the lead screw rotates respectively with the bottom of guide bar and connects in the shrinkage pool that the bottom surface corresponds in the kiln body and offers, and the perforation that kiln body top was seted up is all worn out on the top of lead screw and guide bar. This application can shovel the material of kiln body inner wall scale deposit through clearance mechanism and fall, then the staff regularly enters into the kiln body and sweeps out the material that shovels and fall, and then the material of scale deposit department that can furthest is clear away, so has ensured the life of kiln body.

Description

Kiln for producing vanadium-nitrogen alloy

Technical Field

The utility model relates to a vanadium nitrogen alloy production technical field specifically is a kiln is used in vanadium nitrogen alloy production.

Background

The vanadium-nitrogen alloy is used as a novel steel additive, can replace ferrovanadium and is used for producing microalloyed steel. It is added into structural steel, tool steel, pipeline steel, reinforcing steel, common engineering steel and cast iron, can obviously improve the comprehensive mechanical properties of wear resistance, corrosion resistance, strength, toughness, hardness, ductility, thermal fatigue resistance and the like of the steel, and enables the steel to have good weldability. In practical application, the vanadium-nitrogen alloy has the obvious advantages of improving the safety performance of buildings and products, reducing the consumption of steel, saving cost and the like, so the vanadium-nitrogen alloy is commonly used by steel mills at home and abroad. The existing vanadium-nitrogen alloy sintering kiln has long installation period and large energy loss, and can not fully utilize or recover heat.

Patent No. CN207147237U discloses a vanadium-nitrogen alloy sintering furnace, which solves the above problems, but the reaction gas is condensed into scale after reacting at the temperature of 600-1000 ℃ and is adhered to the inner wall of the furnace, when the scale is accumulated to a certain degree, the furnace cavity is blocked, and the normal operation of production is seriously affected, so the application is improved on the basis of a comparison document.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a kiln is used in vanadium nitrogen alloy production to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a kiln is used in vanadium nitrogen alloy production, includes the kiln body, the inside perisporium of kiln body all is provided with clearance mechanism, and clearance mechanism is including setting up the metal scraper blade that reciprocates that corresponds inner wall department at the kiln body, and the metal scraper blade with correspond the inner wall sliding contact of kiln body, and be provided with elevating system on the metal scraper blade, the metal scraper blade sets up in one side of fly leaf, and the upwarping is formed with the kink in one side of fly leaf, and the lateral margin face of kink sets up the slot that supplies metal scraper blade fixed mounting, and the middle part of fly leaf sets up the through-hole that supplies the nut to run through and fixed connection, and smooth through-hole has all been seted up in the surperficia.

As a further aspect of the present invention: elevating system including running through and with screw threaded connection's lead screw to and run through the guide bar of sliding connection in fly leaf four corners department through-hole, the lead screw is vertical setting with the guide bar, and the lead screw rotates respectively with the bottom of guide bar and connects in the shrinkage pool that kiln body bottom corresponds and set up, and the perforation that kiln body top was seted up is all worn out with the top of guide bar to the lead screw, and is in the top surface fixedly connected with extension board of the kiln body of perforation department, and the top of lead screw and guide bar all wears out the fender ring of extension board and fixed suit and the top surface of extension board supports subsides.

As a further aspect of the present invention: the top end of the screw rod is fixedly connected with a rocking handle.

As a further aspect of the present invention: the global reason fixedly connected with lantern ring of going up of shrinkage pool, the inner peripheral surface of the lantern ring with correspond lead screw or guide bar sliding contact, and the lead screw has all seted up annular groove with the bottom of guide bar is global, the surperficial sliding connection of annular groove has a plurality of steel balls, a plurality of steel balls equidistance annular arrange and all pass through the global corresponding position department of spring fixed connection shrinkage pool.

As a further aspect of the present invention: when the steel ball and the annular groove are in a mutually attached state, the spring is in a compressed state at the moment.

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

according to the metal scraper, the screw rod is rotated, so that the movable plate slides up and down in the kiln body along the guide rod, and the metal scraper is driven, so that the materials with scales on the inner wall of the kiln body can be shoveled down, then workers enter the kiln body periodically and sweep the shoveled materials out, and the materials at the scales can be removed to the maximum extent, so that the service life of the kiln body is guaranteed, and subsequent normal production is not delayed; the two dismouting of being convenient for of clearance mechanism and kiln body has still been realized, under the prerequisite that does not hinder production, can also regularly accomplish the cleaning work to kiln body inner wall.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the installation of the metal scraper of the present invention.

Fig. 3 is a schematic structural view of the top of the middle screw rod and the guide rod of the present invention.

Fig. 4 is an enlarged view of a structure in fig. 1.

As shown in the figure: the kiln comprises a kiln body 1, a movable plate 2, a guide rod 3, a screw rod 4, a support plate 5, a metal scraper 6, a through hole 7, a nut 8, a baffle ring 9, a lantern ring 10, a concave hole 11, an annular groove 12, a spring 13, a steel ball 14 and a bending part 15.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1-4, in the embodiment of the present invention, a kiln for producing vanadium-nitrogen alloy comprises a kiln body 1, wherein the four inner walls of the kiln body 1 are provided with cleaning mechanisms, each cleaning mechanism comprises an up-down moving metal scraper 6 disposed at a corresponding inner wall of the kiln body 1, and the metal scrapers 6 are in sliding contact with the inner wall of the corresponding kiln body 1, when the kiln is finished and cooled, the four metal scrapers 6 can repeatedly scrape along the inner wall of the corresponding kiln body 1 up and down, so as to scrape off materials with scales on the inner wall of the kiln body 1, then a worker periodically enters the kiln body 1 and cleans the scraped materials, so as to clean the materials at the scales to the maximum extent, thereby ensuring the service life of the kiln body 1 and not delaying subsequent normal production, and the metal scrapers 6 are provided with a lifting mechanism, used for realizing that the lifting process of the metal scraper 6 can be controlled from the outside of the kiln body 1.

The metal scraper blade 6 sets up in one side of fly leaf 2, and one side upwarping of fly leaf 2 is formed with kink 15, and the lateral flank of kink 15 sets up the slot that supplies metal scraper blade 6 fixed mounting, and the middle part of fly leaf 2 sets up the through-hole that supplies screw 8 to run through and fixed connection, and smooth through-hole has all been seted up to the surperficial four corners department of fly leaf 2 simultaneously.

The lifting mechanism comprises a screw rod 4 which penetrates through and is in threaded connection with a screw 8, and a guide rod 3 which penetrates through and is slidably connected in a through hole at the four corners of the movable plate 2, the screw rod 4 and the guide rod 3 are both vertically arranged, the bottom ends of the screw rod 4 and the guide rod 3 are respectively rotatably connected in concave holes 11 correspondingly formed in the inner bottom surface of the kiln body 1, the top ends of the screw rod 4 and the guide rod 3 penetrate through a through hole 7 formed in the top of the kiln body 1, a support plate 5 is fixedly connected to the top surface of the kiln body 1 at the through hole 7, the top ends of the screw rod 4 and the guide rod 3 penetrate through the support plate 5 and are fixedly sleeved with a stop ring 9 which abuts against the top surface of the support plate 5, the stop ring 9 plays a role in supporting the screw rod 4 and the guide rod 3 and does not hinder the rotation of the screw rod 4, a rocking handle is also fixedly connected to the top end of the screw rod, thereby driving the metal scraper 6 to scrape.

A lantern ring 10 is fixedly connected to the upper edge of the peripheral surface of the concave hole 11, the inner peripheral surface of the lantern ring 10 is in sliding contact with the corresponding screw rod 4 or the guide rod 3, annular grooves 12 are formed in the peripheral surfaces of the bottom ends of the screw rod 4 and the guide rod 3, a plurality of steel balls 14 are connected to the surface of the annular grooves 12 in a sliding mode, the steel balls 14 are arranged in an equidistant annular mode and are fixedly connected to the corresponding positions of the peripheral surface of the concave hole 11 through springs 13, when the steel balls 14 are attached to the annular grooves 12, the springs 13 are in a compressed state at the moment, the steel balls 14 and the lantern ring 10 cooperate to play a role in limiting rotation of the screw rod 4 and the guide rod 3, when the screw rod 4 and the guide rod 3 are subjected to upward external force, the steel balls 14 gradually slip out of the annular grooves 12 and further compress the springs 13, so that the screw rod 4 and the guide rod 3 can be drawn out of the top of the kiln body 1, and it needs to be explained, then the perforation 7 is plugged by the furnace bricks, so that the preparation work before production is completed, the convenient disassembly and assembly of the cleaning mechanism and the kiln body 1 are realized, and the cleaning work on the inner wall of the kiln body 1 can be completed regularly on the premise of not interfering with the production.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A kiln for producing vanadium-nitrogen alloy comprises a kiln body (1) and is characterized in that, the four inner peripheral walls of the kiln body (1) are provided with cleaning mechanisms which comprise up-and-down moving metal scrapers (6) arranged on the corresponding inner walls of the kiln body (1), the metal scraper (6) is in sliding contact with the inner wall of the corresponding kiln body (1), and a lifting mechanism is arranged on the metal scraper (6), the metal scraper (6) is arranged on one side of the movable plate (2), a bending part (15) is formed on one side of the movable plate (2) in an upwarping manner, the side edge surface of the bending part (15) is provided with a slot for fixing and installing the metal scraper (6), and the middle part of the movable plate (2) is provided with a through hole for the screw (8) to run through and fixedly connected, and the four corners of the surface of the movable plate (2) are provided with smooth through holes.

2. The furnace for producing vanadium-nitrogen alloy according to claim 1, wherein the lifting mechanism comprises a screw rod (4) which penetrates through and is in threaded connection with a nut (8), and a guide rod (3) which is connected in a penetrating and sliding way in the through hole at the four corners of the movable plate (2), the screw rod (4) and the guide rod (3) are both vertically arranged, the bottom ends of the screw rod (4) and the guide rod (3) are respectively and rotatably connected in a concave hole (11) correspondingly formed on the inner bottom surface of the kiln body (1), the top ends of the screw rod (4) and the guide rod (3) penetrate through a through hole (7) formed in the top of the kiln body (1), a supporting plate (5) is fixedly connected with the top surface of the kiln body (1) at the through hole (7), the top ends of the screw rod (4) and the guide rod (3) penetrate through the support plate (5) and are fixedly sleeved with the baffle ring (9) which is abutted against the top surface of the support plate (5).

3. The kiln for producing the vanadium-nitrogen alloy as claimed in claim 2, wherein the top end of the screw rod (4) is fixedly connected with a rocking handle.

4. The kiln as claimed in claim 2, wherein the upper edge of the peripheral surface of the concave hole (11) is fixedly connected with a lantern ring (10), the inner peripheral surface of the lantern ring (10) is in sliding contact with the corresponding lead screw (4) or the guide rod (3), the peripheral surfaces of the bottom ends of the lead screw (4) and the guide rod (3) are provided with annular grooves (12), the surface of each annular groove (12) is connected with a plurality of steel balls (14), and the steel balls (14) are annularly arranged at equal intervals and are fixedly connected with the corresponding positions of the peripheral surface of the concave hole (11) through springs (13).

5. The furnace for producing the vanadium-nitrogen alloy as claimed in claim 4, wherein the steel balls (14) and the annular grooves (12) are in a state of being attached to each other, and the springs (13) are in a compressed state.