CN215952199U

CN215952199U - Stable operation's platform truck stove

Info

Publication number: CN215952199U
Application number: CN202121924278.XU
Authority: CN
Inventors: 移进
Original assignee: Taizhou Juxin Furnace Industry Co ltd
Current assignee: Taizhou Juxin Furnace Industry Co ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2022-03-04
Anticipated expiration: 2031-08-16

Abstract

The utility model discloses a trolley furnace with stable operation, which comprises a furnace body, a furnace door and a trolley, wherein a heat-resistant bottom plate is arranged at the bottom end of an inner cavity of the furnace body, a connecting plate is arranged on the heat-resistant bottom plate, two rows of sliding grooves are formed in the connecting plate, a plurality of groups of pulleys are arranged at the bottom end of the trolley and are arranged in the sliding grooves, mounting supports are fixedly connected to two sides of the front end of the furnace body, protection steps are symmetrically arranged on the inner sides of the mounting supports, positioning rods are arranged between the upper surfaces of the protection steps and the bottom surfaces of upper beams of the mounting supports, supporting plates are respectively arranged on two sides of the mounting supports, a winch is arranged on each supporting plate, two groups of guide wheels are symmetrically arranged in each upper beam of the mounting supports, a steel wire rope is arranged on a winding drum of the winch, the steel wire rope sequentially penetrates through the guide wheels until the other end of the steel wire rope is fastened to the top end of the furnace door, and two sides of the furnace door are penetrated through the positioning rods. The winding machine controls the winding of the steel wire rope to lift the furnace door, and the positioning rod plays a role in positioning the furnace door, so that the situation that one side of the furnace door inclines is avoided.

Description

Stable operation's platform truck stove

Technical Field

The utility model relates to the technical field of heat treatment processing equipment of a trolley furnace, in particular to a trolley furnace stable in operation.

Background

The trolley furnace is a national standard energy-saving periodic operation furnace, has an ultra-energy-saving structure, adopts composite fiber heat-insulating, ultra-light high-strength micro-bead vacuum ball energy-saving brick, is mainly used for quenching, annealing, aging and heat treatment of various mechanical parts, and is mainly used for high-chromium and high-manganese steel castings, grey iron castings, nodular iron castings, rollers, steel balls, crusher hammers, wear-resistant lining plates, generally pushes the trolley into a furnace body when heat treatment is needed, and then closes a furnace door, the conventional trolley furnace generally pushes the furnace door through a power device driving track and the like (a motor, an electric lifting cylinder and the like) so that the furnace door is tightly attached to the furnace mouth of the furnace body to realize the sealing of the furnace body, but because the gravity of the furnace door is larger, the lifting and the pressing sealing are carried out through the power device for a long time, the power device is in a working state for a long time, once the power device is damaged, will appear the sealed problem that appears between furnace gate and the furnace body, the inside heat of furnace body leaks, inside work just can't normally work, and in order to improve power device's life and the stability that the furnace gate goes up and down, generally can adopt two synchronous drive device, promote the both sides of furnace gate simultaneously, a problem can appear for a long time like this, in case when one of them device damaged, the condition of another device operation still, will lead to the condition that the furnace gate appears the slope, directly lead to two devices all to appear destroying, the furnace gate also can't carry out normal lift, sealing work, can influence the operation of whole manufacturing procedure, lead to going on slowly of production progress, very be not convenient for use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a trolley furnace which is stable in operation, so as to solve the problems in the background technology.

In order to solve the technical problems, the utility model provides the following technical scheme: a trolley furnace with stable operation comprises a furnace body, a furnace door and a trolley, wherein a heat-resistant bottom plate is installed at the bottom end of an inner cavity of the furnace body, a connecting plate is installed on the heat-resistant bottom plate, two rows of sliding grooves are formed in the connecting plate, a plurality of groups of pulleys are installed at the bottom end of the trolley and are arranged in the sliding grooves, installing supports are fixedly connected to two sides of the front end of the furnace body, protecting steps are symmetrically installed on the inner sides of the installing supports, positioning rods are installed between the upper surfaces of the protecting steps and the bottom surface of an upper beam of the installing supports, supporting plates are installed on two side edges of the installing supports, a winch is installed on each supporting plate, two groups of guide wheels are symmetrically installed in the upper beam of each installing support, a steel wire rope is installed on a winding drum of the winch, and the steel wire rope sequentially penetrates through the guide wheels until the other end of the steel wire rope is fastened to the top end of the furnace door, the two sides of the oven door penetrate through the positioning rod.

Furthermore, the heat-resistant bottom plate is made of chromium-manganese-nitrogen heat-resistant steel.

Furthermore, the horizontal line of the upper surface of the protection step is lower than the horizontal line of the lower surface of the heat-resistant bottom plate, and a sealing layer is arranged on the periphery of the surface of the front end of the furnace body.

Further, the length dimension of the fixing bolt is larger than the height dimension of the side support plate.

Compared with the prior art, the utility model has the following beneficial effects:

the winding machine controls the winding of the steel wire rope to lift the furnace door, the positioning rod plays a role in positioning the furnace door, the situation that one side of the furnace door is inclined is avoided, and in addition, the sealing performance between the furnace door and the furnace body can be ensured.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a front view of the present invention in its entirety;

figure 2 is a side view of the utility model as a whole.

In the figure: 1. a furnace body; 2. a furnace door; 3. a trolley; 4. a heat resistant base plate; 5. a connecting plate; 6. a chute; 7. a pulley; 8. mounting a bracket; 9. a protection step; 10. positioning a rod; 11. a support plate; 12. a winch; 13. a guide wheel; 14. a wire rope; 15. the handle is fastened.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

the stable operation trolley furnace as shown in figures 1 to 2 in the attached drawings of the specification comprises a furnace body 1, a furnace door 2 and a trolley 3, wherein a heat-resistant bottom plate 4 is installed at the bottom end of an inner cavity of the furnace body 1, a connecting plate 5 is installed on the heat-resistant bottom plate 4, two rows of sliding grooves 6 are formed in the connecting plate 5, a plurality of groups of pulleys 7 are installed at the bottom end of the trolley 3, the pulleys 7 are arranged in the sliding grooves 6, installation supports 8 are fixedly connected to two sides of the front end of the furnace body 1, protection steps 9 are symmetrically installed on the inner side of the installation supports 8, positioning rods 10 are installed between the upper surface of the protection steps 9 and the bottom surface of an upper beam of the installation supports 8, supporting plates 11 are installed on two sides of the installation supports 8, a winch 12 is installed on the supporting plates 11, two groups of guide wheels 13 are symmetrically installed in the upper beam of the installation supports 8, steel wire ropes 14 are installed on winding drums of the winch 12, and the steel wire ropes 14 sequentially pass through the guide wheels 13 until the other end is fastened to the top end of the furnace door 2, two sides of the oven door 2 penetrate through the positioning rod 10.

In order to prevent the oxide scale generated after the heating of the processed workpiece from falling off the trolley 3 and the bottom falling into the furnace body 1 from damaging the internal heating element, further, the heat-resistant bottom plate 4 is made of chromium-manganese-nitrogen heat-resistant steel.

In order to improve the sealing performance between the furnace body 1 and the furnace door 2, so that the heating effect and the heat preservation effect inside the furnace body 1 are better, and no energy is wasted, further, the horizontal line of the upper surface of the protection step 9 is lower than the horizontal line of the lower surface of the heat-resistant bottom plate 4, and the sealing layer is arranged on the periphery of the front end surface of the furnace body 1.

In order to better connect the furnace door 2 and the winch 12, the furnace door 2 is lifted by the winch 12, and the wire rope 14 is convenient to replace at the later stage, furthermore, a fastening handle 15 is arranged at the top end of the furnace door 2, and the wire rope 14 is fastened on the fastening handle 15.

According to the utility model, the winding of the steel wire rope 14 is controlled by the winch 12 to lift the furnace door 2, the positioning rod 10 plays a role in positioning the furnace door 2, the situation of inclination on one side is avoided, and in addition, the sealing performance between the furnace door 2 and the furnace body 1 can be ensured.

Example two:

the utility model provides a stable-operation trolley furnace, when the trolley furnace is needed to process objects, a winch 12 is opened, a steel wire rope 14 is wound to lift a furnace door 2, the furnace door 2 rises along a positioning rod 10, and the furnace door 2 does not deviate in the rising process, even if one winch 12 fails, the trolley 3 is pulled out through an external traction device, a pulley 7 at the bottom end of the trolley 3 moves out in a chute 6, the objects to be processed are placed on the upper surface of the trolley 3, the trolley 3 is pushed into a furnace body 1 through the traction device, the winch 12 is opened to place the furnace door 2, the furnace gate 2 slowly descends, after the bottom of furnace gate 2 supports the upper surface of protection step 9, furnace gate 2 closes and finishes, make furnace body 1 inside sealed, then open the heating element of furnace body 1 inside, because the heating element is the general technique, so do not mark out in the drawing, the article on the platform truck 3 is processed, the furnace gate 2 is opened to the step above in proper order after processing is accomplished again, pull out platform truck 3 and take away the processing article, compact structure, easy to operate, good stability can, do not have and lead to furnace gate 2 to open and close the problem of appearance after using a period of time, and the problem of sealing performance reduction, it is more convenient, swift to use.

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.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an operation stable platform truck stove, includes furnace body (1), furnace gate (2) and platform truck (3), its characterized in that: the furnace body is characterized in that a heat-resistant bottom plate (4) is installed at the bottom end of an inner cavity of the furnace body (1), a connecting plate (5) is installed on the heat-resistant bottom plate (4), two rows of sliding grooves (6) are formed in the connecting plate (5), a plurality of groups of pulleys (7) are installed at the bottom end of the trolley (3), the pulleys (7) are arranged in the sliding grooves (6), mounting brackets (8) are fixedly connected to two sides of the front end of the furnace body (1), protection steps (9) are symmetrically installed on the inner sides of the mounting brackets (8), positioning rods (10) are installed between the upper surfaces of the protection steps (9) and the bottom surfaces of upper beams of the mounting brackets (8), supporting plates (11) are installed on two side edges of the mounting brackets (8), windlasses (12) are installed on the supporting plates (11), two groups of guide wheels (13) are symmetrically installed in the upper beams of the mounting brackets (8), a steel wire rope (14) is mounted on a winding drum of the winch (12), the steel wire rope (14) sequentially penetrates through the guide wheels (13) until the other end of the steel wire rope is fastened to the top end of the furnace door (2), and two sides of the furnace door (2) penetrate through the positioning rod (10).

2. An operationally stable bogie hearth furnace as claimed in claim 1, wherein: the heat-resistant bottom plate (4) is made of chromium-manganese-nitrogen heat-resistant steel.

3. An operationally stable bogie hearth furnace as claimed in claim 1, wherein: the horizontal line of the upper surface of the protection step (9) is lower than the horizontal line of the lower surface of the heat-resistant bottom plate (4), and a sealing layer is arranged on the periphery of the surface of the front end of the furnace body (1).

4. An operationally stable bogie hearth furnace as claimed in claim 1, wherein: a fastening handle (15) is installed at the top end of the furnace door (2), and the steel wire rope (14) is fastened on the fastening handle (15).