CN216409781U

CN216409781U - High leakproofness grate cooler NZL structure

Info

Publication number: CN216409781U
Application number: CN202122353448.XU
Authority: CN
Inventors: 荆维坡; 刘方明; 钱云波; 毛军
Original assignee: Jilin Xuchen Machine Building Co ltd
Current assignee: Jilin Xuchen Machine Building Co ltd
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-04-29
Anticipated expiration: 2031-09-27

Abstract

The utility model discloses a high-sealing grate cooler NZL structure, which belongs to the technical field of grate coolers and comprises an N-shaped connecting piece, a Z-shaped connecting piece and an L-shaped connecting piece, wherein the Z-shaped connecting piece is arranged on one side of the bottom of the N-shaped connecting piece in a sliding mode, and the L-shaped connecting piece is fixedly arranged on the other side of the bottom of the N-shaped connecting piece. According to the utility model, the first N-type plate and the second N-type plate are clamped to form the N-type connecting piece, the first Z-type plate and the second Z-type plate are clamped to form the Z-type connecting piece, the first L-type plate and the second L-type plate are clamped to form the L-type connecting piece, and six sealing components are adopted, so that although the production, manufacture and installation processes are complicated, the phenomena of multiple types, disordered production and installation confusion can be avoided by utilizing the difference of the patterns of the lugs and the grooves on the plates through reasonable process control, the normal field actual installation process can be ensured, the connecting piece can be pre-assembled in the use process, the use is convenient during the field connection, and the installation speed is improved.

Description

High leakproofness grate cooler NZL structure

Technical Field

The utility model relates to a sealing mechanism, in particular to an NZL structure of a grate cooler with high sealing performance, and belongs to the technical field of grate coolers.

Background

A design institute in China develops a new generation of sealing cooling system device of a grate cooler, replaces the cooling system of the original generation of grate cooler, the cooling system of the grate cooler in the first generation, the second generation and the third generation adopts a high-temperature section aeration grate plate structure, the middle-low temperature section adopts a single wide grate plate combination form and a resistance grate plate combination form, aiming at the problem that serious material leakage is easy to occur in the production process of the traditional grate cooler structure, the lower part of an air chamber is cleaned and leaked for a long time, the workload is extremely high, particularly during equipment maintenance, the material leakage condition is worse, the labor cost and the mechanical equipment abrasion condition are increased, in order to better serve the site and improve the production efficiency, the foreign advanced technology is introduced, the new generation of cooling system of the grate cooler is developed, the traditional cooling mode is broken, and the new generation of grate cooler is widely popularized and used in China and abroad, and the feedback of customers is very good;

but the structure sealing of the cooling system of the original grate cooler is divided into three structures, namely an N-shaped Z-shaped sealing structure and an L-shaped sealing structure, and a single mould is adopted for production, manufacture and installation, although the number of the moulds is small, the connection position between the sealing and the sealing is influenced by the installation structure, the clearance is too large (5.0-6.0mm), the relatively serious material leakage phenomenon is generated in the production, the sizes of all lap joints of the structure of the original grate cooler cooling system are respectively 13mm, the gaps are 5m, the effective lap joint overlapping sealing size after sealing combination is 7-8.5mm, the design of lap joint parts is small, as the length of the casting is 995 tolerance 0/-1.0, the actual effective lapping, overlapping and sealing size is 6mm, the sealing effect is not good, the material leakage phenomenon in the production process is serious, therefore, the utility model provides a high-sealing grate cooler NZL structure to solve the problems in the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a grate cooler NZL structure with high sealing performance, and aims to solve the problem of material leakage caused by poor sealing performance in the prior art.

The purpose of the utility model can be achieved by adopting the following technical scheme:

a high-sealing grate cooler NZL structure comprises an N-shaped connecting piece, a Z-shaped connecting piece and an L-shaped connecting piece, wherein the Z-shaped connecting piece is arranged on one side of the bottom of the N-shaped connecting piece in a sliding mode, the L-shaped connecting piece is fixedly arranged on the other side of the bottom of the N-shaped connecting piece, the Z-shaped connecting piece is connected with the L-shaped connecting piece in a sliding mode, the N-shaped connecting piece comprises a first N-shaped plate and a second N-shaped plate, first lugs are fixed at two ends of the first N-shaped plate, first grooves are formed at two ends of the second N-shaped plate, the Z-shaped connecting piece comprises a first Z-shaped plate and a second Z-shaped plate, second lugs are fixed at two ends of the first Z-shaped plate, second grooves are formed at two ends of the second Z-shaped plate, the L-shaped connecting piece comprises a first L-shaped plate and a second L-shaped plate, third lugs are fixed at two ends of the first L-shaped plate, and third grooves are formed at two ends of the second L-shaped plate.

Preferably: first N template, second N template, first Z template, second Z template, first L template and second L template size are the same, and the length of size all is 998 mm.

Preferably: the length of the first lug, the second lug and the third lug is the same as the depth of the first groove, the second groove and the third groove, and the length of the first lug, the second lug and the third lug is 15 mm.

Preferably: and the overlapping sizes of the first lug, the second lug and the third lug, the first groove, the second groove and the third groove are 13 mm.

Preferably: the clearance between the Z-shaped connector and the top end of the L-shaped connector is 1 mm, the clearance between the top of the Z-shaped connector and the inner top of the N-shaped connector is 6mm, and the clearance between the bottom end of the N-shaped connector and the bottom surface of the Z-shaped connector is 1 mm.

Preferably: the bottom of N type connecting piece, Z type connecting piece and L type connecting piece all is provided with the installation piece, and has all seted up the mounting hole on the installation piece.

The utility model has the beneficial effects that:

the utility model provides a high-sealing grate cooler NZL structure, which comprises six sealing components, namely a first N-shaped plate and a second N-shaped plate which are clamped to form an N-shaped connecting piece, a first Z-shaped plate and a second Z-shaped plate which are clamped to form a Z-shaped connecting piece, and a first L-shaped plate and a second L-shaped plate which are clamped to form an L-shaped connecting piece, wherein the production, manufacture and installation processes are complex, but through reasonable process control, the phenomena of multiple types, production disorder and installation confusion can be avoided by utilizing the difference of the patterns of lugs and grooves on the plates, the normal actual installation process on site is ensured, the connecting piece can be preassembled during the use process, the use is convenient during the site connection, the installation speed is improved, in addition, the size of the lugs is fifteen millimeters and the actual effective lap joint coincidence sealing size is thirteen millimeters, the sizes of newly designed grooves are fifteen millimeters respectively, gaps are two millimeters, the size of the combined effective overlapping sealing is thirteen millimeters, thirteen millimeters to fifteen millimeters are designed at the overlapping part according to the design characteristics of the actual process of casting production, the casting forming is good, the air hole defect is not easy to generate, the connecting gaps in the use process are reduced, the material leakage condition is effectively avoided, and the production efficiency is improved.

Drawings

FIG. 1 is a cross-sectional view showing a sealing state of the present invention;

FIG. 2 is a main sectional view of the N-type connector of the present invention;

FIG. 3 is a front cross-sectional view of the Z-connector of the present invention;

fig. 4 is a front sectional view of the L-shaped connector of the present invention.

In the figure: 1. an N-type connector; 10. a first N-shaped plate; 101. a first bump; 11. a second N-shaped plate; 111. a first groove; 2. a Z-shaped connecting piece; 20. a first Z-shaped plate; 201. a second bump; 21. a second Z-shaped plate; 211. a second groove; 3. an L-shaped connector; 30. a first L-shaped plate; 301. a third bump; 31. a second L-shaped plate; 311. and a third groove.

Detailed Description

In order to make the technical solutions of the present invention more clear and definite for those skilled in the art, the present invention is further described in detail below with reference to the following examples and the accompanying drawings, but the embodiments of the present invention are not limited thereto.

As shown in fig. 1-4, the embodiment provides a high-sealing grate cooler NZL structure, which comprises an N-type connecting piece 1, a Z-type connecting piece 2 and an L-type connecting piece 3, wherein the Z-type connecting piece 2 is slidably arranged on one side of the bottom of the N-type connecting piece 1, the L-type connecting piece 3 is fixedly arranged on the other side of the bottom of the N-type connecting piece 1, the Z-type connecting piece 2 is slidably connected with the L-type connecting piece 3, the N-type connecting piece 1 comprises a first N-type plate 10 and a second N-type plate 11, first protrusions 101 are fixed on two ends of the first N-type plate 10, first grooves 111 are formed on two ends of the second N-type plate 11, the Z-type connecting piece 2 comprises a first Z-type plate 20 and a second Z-type plate 21, second protrusions 201 are fixed on two ends of the first Z-type plate 20, second grooves 211 are formed on two ends of the second Z-type plate 21, the L-type connecting piece 3 comprises a first L-type plate 30 and a second L-type plate 31, the first L-shaped plate 30 has third protrusions 301 fixed to both ends thereof, and the second L-shaped plate 31 has third grooves 311 formed in both ends thereof.

In this embodiment, as shown in fig. 1 to 4, the first N-shaped plate 10, the second N-shaped plate 11, the first Z-shaped plate 20, the second Z-shaped plate 21, the first L-shaped plate 30 and the second L-shaped plate 31 have the same size, and the length of each size is 998mm, and the length of each size is limited by the lengths of the first N-shaped plate 10, the second N-shaped plate 11, the first Z-shaped plate 20, the second Z-shaped plate 21, the first L-shaped plate 30 and the second L-shaped plate 31, and the tolerance of two millimeters between the joints, so that the installation length can be conveniently measured in the installation process.

In the present embodiment, as shown in fig. 1 to 4, the length dimensions of the first bump 101, the second bump 201, and the third bump 301 are the same as the depth dimensions of the first groove 111, the second groove 211, and the third groove 311, and the length of the dimensions are all 15mm, and by limiting the lengths of the bumps and the grooves, the length of the connection point is increased, and the stability during connection is improved.

In this embodiment, as shown in fig. 1 to 4, the overlapping sizes of the first bump 101, the second bump 201, the third bump 301, the first groove 111, the second groove 211, and the third groove 311 are 13mm, so that the overlapping effect of the bumps and the grooves can be ensured within a reasonable tolerance range.

In the present embodiment, as shown in fig. 1, the gap between the Z-type connector 2 and the top end of the L-type connector 3 is 1 mm, the gap between the top end of the Z-type connector 2 and the inner top end of the N-type connector 1 is 6mm, and the gap between the bottom end of the N-type connector 1 and the bottom surface of the Z-type connector 2 is 1 mm, so that stability and sealability between the sealing mechanisms are ensured.

In this embodiment, as shown in fig. 1, the bottom ends of the N-shaped connector 1, the Z-shaped connector 2 and the L-shaped connector 3 are all provided with mounting blocks, and the mounting blocks are all provided with mounting holes, so that the fixing and mounting are facilitated.

The main correlation dimensions are shown in the table below.

As shown in fig. 1 to fig. 4, the working process of the high-sealing grate cooler NZL structure provided by the embodiment is as follows:

step 1: when the connecting piece is used, a first bump 101 on a first N-shaped plate 10 is matched with a first groove 111 between second N-shaped plates 11 for overlapping to form an N-shaped connecting piece 1, a second bump 201 on a first Z-shaped plate 20 is matched with a second groove 211 between second Z-shaped plates 21 for overlapping to form a Z-shaped connecting piece 2, a third bump 301 on a first L-shaped plate 30 is matched with a third groove 311 on a second L-shaped plate 31 for overlapping to form an L-shaped connecting piece, and the same connecting pieces are connected with each other;

step 2: and fixedly connecting the bottom end of the grid plate with the N-shaped connecting piece 1 and the L-shaped connecting pieces 3 through bolts, fixedly connecting the other end of the grid plate with the Z-shaped connecting piece 2, and slidably connecting the Z-shaped connecting piece 2 with the N-shaped connecting piece 1 and the L-shaped connecting piece 3 to complete sealing.

The above description is only for the purpose of illustrating the present invention and is not intended to limit the scope of the present invention, and any person skilled in the art can substitute or change the technical solution of the present invention and its conception within the scope of the present invention.

Claims

1. The utility model provides a cold quick-witted NZL structure of high leakproofness comb which characterized in that: the connecting device comprises an N-type connecting piece (1), a Z-type connecting piece (2) and an L-type connecting piece (3), wherein the Z-type connecting piece (2) is arranged on one side of the bottom of the N-type connecting piece (1) in a sliding mode, the L-type connecting piece (3) is fixedly arranged on the other side of the bottom of the N-type connecting piece (1), the Z-type connecting piece (2) is connected with the L-type connecting piece (3) in a sliding mode, the N-type connecting piece (1) comprises a first N-type plate (10) and a second N-type plate (11), first convex blocks (101) are fixedly arranged at two ends of the first N-type plate (10), first grooves (111) are formed at two ends of the second N-type plate (11), the Z-type connecting piece (2) comprises a first Z-type plate (20) and a second Z-type plate (21), second convex blocks (201) are fixedly arranged at two ends of the first Z-type plate (20), second grooves (211) are formed at two ends of the second Z-type plate (21), l type connecting piece (3) include first L template (30) and second L template (31), the both ends of first L template (30) all are fixed with third lug (301), third recess (311) have all been seted up at the both ends of second L template (31).

2. The high-sealing grate cooler NZL structure according to claim 1, characterized in that: the first N-shaped plate (10), the second N-shaped plate (11), the first Z-shaped plate (20), the second Z-shaped plate (21), the first L-shaped plate (30) and the second L-shaped plate (31) are identical in size, and the lengths of the sizes are 998 mm.

3. The high-sealing grate cooler NZL structure according to claim 2, characterized in that: the length dimensions of the first bump (101), the second bump (201) and the third bump (301) are the same as the depth dimensions of the first groove (111), the second groove (211) and the third groove (311), and the lengths of the dimensions are all 15 mm.

4. The high-sealing grate cooler NZL structure according to claim 3, characterized in that: the overlapping sizes of the first bump (101), the second bump (201), the third bump (301), the first groove (111), the second groove (211) and the third groove (311) are 13 mm.

5. The NZL structure of the high-sealing grate cooler according to claim 1 or 4, characterized in that: the clearance between the Z-shaped connecting piece (2) and the top end of the L-shaped connecting piece (3) is 1 mm, the clearance between the top of the Z-shaped connecting piece (2) and the inner top of the N-shaped connecting piece (1) is 6mm, and the clearance between the bottom end of the N-shaped connecting piece (1) and the bottom surface of the Z-shaped connecting piece (2) is 1 mm.

6. The high-sealing grate cooler NZL structure according to claim 1, characterized in that: the bottom of N type connecting piece (1), Z type connecting piece (2) and L type connecting piece (3) all is provided with the installation piece, and has all seted up the mounting hole on the installation piece.