CN217709648U

CN217709648U - Dedicated cooling water circulation protection device of well type gas nitriding furnace

Info

Publication number: CN217709648U
Application number: CN202220892648.4U
Authority: CN
Inventors: 姚文健; 杨永太; 胡庆涛; 沈李豪; 刘龙军
Original assignee: Changzhou Platinum Heat Treatment Co ltd
Current assignee: Changzhou Platinum Heat Treatment Co ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-11-01
Anticipated expiration: 2032-04-18

Abstract

The utility model relates to a protection device technical field just discloses a dedicated cooling water circulation protection device of well type gas nitriding furnace, which comprises a tank body, the lower lateral wall fixedly connected with of the jar body supports the base, the outer wall of the jar body is equipped with two cooling tubes, two filtering mechanism of lateral wall fixedly connected with of the jar body, the cooling tube passes filtering mechanism. The filter mechanism includes the rose box of fixed connection at jar side wall, the fixed intercommunication of rose box is in the cooling tube, the inner wall fixedly connected with filter screen of rose box, the inner wall fixedly connected with montant of rose box. The utility model discloses can be when using the cooling tube to cool off, the automatic impurity of clearing up in filtering water avoids aquatic impurity to cause the problem that the cooling tube blockked up as far as possible.

Description

Dedicated cooling water circulation protection device of well type gas nitriding furnace

Technical Field

The utility model relates to a protection device technical field especially relates to a dedicated cooling water circulation protection device of gaseous nitriding furnace of well formula.

Background

The existing pit-type gas nitriding furnace has the defects of uneven furnace temperature and incomplete furnace gas reaction, so that a workpiece nitriding layer is thin, and the wear resistance and the service life of the workpiece are influenced. In addition, because the furnace mouth is not tightly sealed, combustible gas in the furnace leaks and contacts with open fire, so that the gas in the furnace explodes, the furnace cover is opened, and potential safety hazards are high.

The patent of patent publication No. CN 208517513U provides a cooling water circulation protection device special for a well type gas nitriding furnace, which comprises a tank body, a supporting base, a first cooling water pipe and a second cooling water pipe; the supporting base comprises a first supporting ring and a second supporting ring which are coaxially arranged, a plurality of supporting plates are arranged on the outer wall of the first supporting ring, the supporting base is arranged at the bottom of the tank body, the first cooling water pipe is circularly coiled and clamped in the first clamping groove, the second cooling water pipe is circularly coiled and clamped in the second clamping groove, and the first cooling water pipe and the second cooling water pipe are respectively circularly introduced with cooling water through the water inlet end and the water outlet end of the first cooling water pipe and the second cooling water pipe; this patent is at the use, cools off the jar body through two condenser tube, because condenser tube is more than thin and some regional aquatic impurity, has lasted the aquatic impurity and has piled up and cause condenser tube's jam easily for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art protection device and cooling off the jar body through two condenser tube in the use, because condenser tube is more thin and some regional aquatic impurity, the aquatic impurity that has lasted for a long time piles up the problem that causes condenser tube to block up easily, and the dedicated cooling water circulation protection device of well formula gas nitriding furnace that provides.

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

the utility model provides a dedicated cooling water circulation protection device of well type gas nitriding furnace, which comprises a tank body, the lower lateral wall fixedly connected with of the jar body supports the base, the outer wall of the jar body is equipped with two cooling tubes, two filter equipment of the lateral wall fixedly connected with of the jar body, the cooling tube passes filter equipment, filter equipment includes the rose box of fixed connection at the jar side wall, the fixed intercommunication of rose box is in the cooling tube, the inner wall fixedly connected with filter screen of rose box, the inner wall fixedly connected with montant of rose box, the lower extreme fixedly connected with drum of montant and the inner wall of drum rotate through sealed bearing and are connected with the horizontal pole, the right-hand member fixedly connected with spiral leaf of horizontal pole, the left end fixedly connected with brush board of horizontal pole, the lower lateral wall fixed intercommunication of rose box has the standpipe, the fixed intercommunication of lower extreme of standpipe has the collection box, the lateral wall of collection box articulates there is the apron, the equal fixedly connected with riser of the lower lateral wall of apron and collection box, two the riser overcoat is equipped with same card frame, spacing hole and spacing downthehole plug-in the lateral wall of card frame have seted up spacing pin, the card hole that mutually matches with the spacing pin, the lateral wall and the same spring of the one end fixedly connected with between spacing spring of card frame.

Preferably, the side wall of the pulling plate is fixedly connected with a pulling ring.

Preferably, the lower side wall of the filter box is of a bucket-shaped structure.

Preferably, the inner wall of the cover plate is fixedly connected with a sealing gasket.

Preferably, two connecting rods are communicated between the filter tank and the recovery tank.

Compared with the prior art, the utility model provides a dedicated cooling water circulation protection device of well type gas nitriding furnace possesses following beneficial effect:

this dedicated cooling water circulation protection device of well type gas nitriding furnace, through the body that sets up, support base, cooling tube, rose box, filter screen, montant, drum, horizontal pole, spiral leaf, brush board, standpipe, collection box, apron, can use the cooling tube to cool off the time, the impurity in the automatic clearance filtration aquatic avoids aquatic impurity can cause the problem that the cooling tube blockked up as far as possible.

Drawings

FIG. 1 is a schematic structural view of a cooling water circulation protection device specially used for a pit-type gas nitriding furnace according to the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is an enlarged schematic view of a portion B in fig. 2.

In the figure: the device comprises a pipe body 1, a support base 2, a cooling pipe 3, a filter box 4, a filter screen 5, a vertical rod 6, a cylinder 7, a cross rod 8, a spiral blade 9, a brush plate 10, a vertical pipe 11, a recovery box 12, a cover plate 13, a vertical plate 14, a clamping frame 15, a limiting hole 16, a limiting pin 17, a clamping hole 18, a pulling plate 19, a spring 20, a pulling ring 21, a sealing gasket 22 and a connecting rod 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1-3, a dedicated cooling water circulation protection device for a well-type gas nitriding furnace, which comprises a tank body 1, a lower side wall fixedly connected with supporting base 2 of the tank body 1, an outer wall of the tank body 1 is provided with two cooling pipes 3, two filtering mechanisms fixedly connected with a side wall of the tank body 1, the cooling pipes 3 pass through the filtering mechanisms, the filtering mechanisms comprise filtering boxes 4 fixedly connected with the side wall of the tank body 1, a lower side wall of each filtering box 4 is of a bucket-shaped structure, impurities can be collected conveniently, the filtering boxes 4 are fixedly communicated in the cooling pipes 3, inner walls of the filtering boxes 4 are fixedly connected with filtering nets 5, inner walls of the filtering boxes 4 are fixedly connected with vertical rods 6, lower ends of the vertical rods 6 are fixedly connected with cylinders 7 and inner walls of the cylinders 7 are rotatably connected with cross rods 8 through sealing bearings, right ends of the cross rods 8 are fixedly connected with spiral blades 9, left ends of the cross rods 8 are fixedly connected with brush plates 10, lower side walls of the filtering boxes 4 are fixedly communicated with vertical pipes 11, lower ends of the vertical pipes 11 are fixedly communicated with recovery boxes 12, two connecting rods 23 are communicated with recovery boxes 12, side walls of the cover plates 13, and sealing gaskets are hinged to increase sealing gaskets 13.

The equal fixedly connected with riser 14 of the lower lateral wall of apron 13 and collection box 12, two riser 14 overcoat are equipped with same card frame 15, card frame 15's lateral wall has been seted up spacing hole 16 and has been pegged graft spacing pin 17 in spacing hole 16, riser 14's lateral wall has been seted up the card hole 18 that matches each other with spacing pin 17, spacing pin 17 stretches out the same spring 20 of lateral wall fixedly connected with between one end fixedly connected with arm-tie 19 and the card frame 15 of spacing hole 16, conveniently collect impurity. The side wall of the pulling plate 19 is fixedly connected with a pulling ring 21, so that an operator can conveniently pull the pulling plate 19.

The utility model discloses in, during the use, when water is through spiral leaf 9, spiral leaf 9 drives horizontal pole 8 and brush board 10 is rotatory, make brush board 10 clear up filter screen 5 surface impurity to filter screen 5 and can fall into collection box 12 through brush pipe 11 in, after collection box 12 collected a certain amount of impurity, open apron 13 and can clear up out impurity, the device can be when using the cooling tube to cool off, the impurity in the automatic clearance filtration aquatic is avoided impurity as far as possible and can be caused the problem of cooling tube jam.

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 special cooling water circulation protection device for the well-type gas nitriding furnace comprises a tank body (1) and is characterized in that a lower side wall of the tank body (1) is fixedly connected with a supporting base (2), the outer wall of the tank body (1) is provided with two cooling pipes (3), the side wall of the tank body (1) is fixedly connected with two filtering mechanisms, the cooling pipes (3) penetrate through the filtering mechanisms, each filtering mechanism comprises a filtering box (4) fixedly connected to the side wall of the tank body (1), the filtering boxes (4) are fixedly communicated in the cooling pipes (3), the inner walls of the filtering boxes (4) are fixedly connected with a filtering net (5), the inner walls of the filtering boxes (4) are fixedly connected with vertical rods (6), the lower ends of the vertical rods (6) are fixedly connected with a cylinder (7) and the inner wall of the cylinder (7) through sealed bearings in a rotating mode and are connected with a cross rod (8), the right ends of the cross rods (8) are fixedly connected with spiral blades (9), the left ends of the cross rods (8) are fixedly connected with brush plates (10), the lower side walls of the filtering boxes (4) are fixedly communicated with vertical pipes (11), the lower ends of the cover plates (12) are fixedly connected with a recovery box (12), and a recovery box (13) and a recovery box (12) and a vertical pipe (13) and a recovery box (13) are hinged with a recovery box side wall, two riser (14) overcoat is equipped with same card frame (15), the lateral wall of card frame (15) has been seted up spacing hole (16) and spacing hole (16) interpolation and has been connected with spacer pin (17), card hole (18) of matcing each other with spacer pin (17) are seted up to the lateral wall of riser (14), one end fixedly connected with arm-tie (19) and the same spring of lateral wall fixedly connected with (20) between card frame (15) of spacing hole (16) are stretched out in spacer pin (17).

2. The cooling water circulation protection device special for the shaft type gas nitriding furnace according to the claim 1, wherein a pull ring (21) is fixedly connected to the side wall of the pull plate (19).

3. The cooling water circulation protection device special for the well type gas nitriding furnace according to the claim 1 is characterized in that the lower side wall of the filter box (4) is of a bucket type structure.

4. The special cooling water circulation protection device for the shaft type gas nitriding furnace according to the claim 1, wherein a sealing gasket (22) is fixedly connected to the inner wall of the cover plate (13).

5. The cooling water circulation protection device special for the shaft type gas nitriding furnace according to the claim 2 is characterized in that two connecting rods (23) are communicated between the filter box (4) and the recovery box (12).