CN217686760U

CN217686760U - Plate heat exchanger convenient to installation

Info

Publication number: CN217686760U
Application number: CN202221154860.7U
Authority: CN
Inventors: 王慧; 王开心
Original assignee: Yangzhou Union Transmission Technology Co ltd
Current assignee: Yangzhou Union Transmission Technology Co ltd
Priority date: 2022-05-15
Filing date: 2022-05-15
Publication date: 2022-10-28
Anticipated expiration: 2032-05-15

Abstract

A plate heat exchanger convenient to install comprises a first fixing plate, a second fixing plate, an upper guide rod, a lower guide rod, a plate, an intermediate plate structure, a compression structure and a fastening screw rod structure; the pressing structure comprises a pressing plate, a connecting seat, a first screw, a screw nut seat, a connecting block and a handle; the fastening screw structure comprises a second screw, a first nut, a second nut and a first bolt. During the installation, compress tightly the effect through compact structure to the intermediate plate structure, rethread fastening screw structure is fixed to compress tightly fixedly to the slab, not only easy operation is convenient, and the intermediate plate structure is even stable to the packing force of slab moreover, has not only improved the heat transfer effect, has improved the life of slab moreover.

Description

Plate heat exchanger convenient to installation

Technical Field

The utility model relates to a heat exchanger field especially relates to a plate heat exchanger convenient to installation.

Background

The plate heat exchanger is a high-efficiency heat exchanger formed by stacking a series of metal sheets with certain corrugated shapes. Thin rectangular channels are formed between the various plates through which heat is exchanged. The plate heat exchanger is an ideal device for heat exchange of liquid-liquid and liquid-vapor. The heat exchanger has the characteristics of high heat exchange efficiency, small heat loss, compact and light structure, small occupied area, wide application, long service life and the like.

Present plate heat exchanger uses multiunit fastening screw structure usually when the installation, compresses tightly fixedly from both sides with the slab of closed assembly, however, this kind of mode exists very big not enough, has the difference of locking force between the different fastening screw structures, and plate heat exchanger is after long-time work, and the slab appears warping to take place phenomenons such as dislocation reveal, influence normal use.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model aims at providing a plate heat exchanger convenient to installation has solved the problem that the plate heat exchanger installation exists.

The technical scheme is as follows: the utility model provides a plate heat exchanger convenient to installation, including first fixed plate, second fixed plate, upper guide arm, lower guide arm, slab, intermediate plate structure, compact structure, fastening screw structure, upper guide arm, lower guide arm vertical direction set up side by side, and both ends are connected with first fixed plate, the second fixed plate that sets up side by side respectively, the slab has a plurality of groups, sets up side by side between first fixed plate and intermediate plate structure, and compresses tightly through compact structure, fastening screw structure has four groups altogether, two liang set up side by side in the position of both sides on first fixed plate, intermediate plate structure, second fixed plate; the pressing structure comprises a pressing plate, a connecting seat, a first screw, a screw nut seat, a connecting block and a handle, wherein one end of the connecting seat is fixed on the pressing plate through a bolt, the other end of the connecting seat is locked at one end of the first screw through a stop screw, the screw nut seat is arranged on the first screw, the connecting block is locked at the other end of the first screw through the stop screw, and a stud section of the handle is locked in a threaded hole in the connecting block; the fastening screw structure comprises a second screw, a first nut, a second nut and a first bolt, the first nut and the second nut are arranged on the second screw in parallel, and the first bolt is arranged at the other end, provided with a head, of the first screw. During installation, firstly, one end of an upper guide rod and one end of a lower guide rod are respectively fixed on a first fixing plate, secondly, a plurality of plates and an intermediate plate structure are sequentially arranged along the upper guide rod and the lower guide rod towards the first fixing plate, then, a second fixing plate is fixed at the other end of the upper guide rod and the other end of the lower guide rod, then, a fastening screw structure is respectively installed on the first fixing plate, the intermediate plate structure and two sides of the second fixing plate, at the moment, one end of a head of the second screw rod is arranged at the position of the first fixing plate, the second fixing plate is fixed at the other end of the second screw rod through a first bolt, at the moment, a first nut is arranged on the second screw rod and is positioned between the first fixing plate and the intermediate plate structure, a second nut is arranged on the second screw rod and is positioned between the intermediate plate structure and the second fixing plate, the compression structure is fixed on the second fixing plate through a screw nut seat, then, a person grasps a handle in the compression structure to rotate, namely, the first screw rod connected through a connecting block rotates in the screw nut seat fixed on the second fixing plate structure until the intermediate plate is completely compressed, and finally, the first nut on the second screw rod and the intermediate plate structure rotates towards the intermediate plate structure. The heat exchange plate is simple and convenient to operate, the pressing force of the middle plate structure on the plate is uniform and stable, the heat exchange effect is improved, and the service life of the plate is prolonged.

Further, the intermediate plate structure includes intermediate plate, goes up leading wheel structure, long bolt, third nut, leading wheel structure, first fixed block, second fixed block down, it fixes in the intermediate plate top through long bolt and third nut to go up the leading wheel structure, the leading wheel structure is fixed in the intermediate plate below through first fixed block, second fixed block down. The intermediate plate in the intermediate plate structure is under the compressing tightly used of compact structure, removes to being close to first fixed plate direction along upper guide arm, lower guide arm respectively through last leading wheel structure, lower leading wheel structure to compress tightly the fixed action to the slab, easy operation is convenient.

Furthermore, a first fixed seat and a second fixed seat which are oppositely arranged are welded above the middle plate; and a first fixing groove and a second fixing groove are arranged below the middle plate, and the cross sections of the first fixing groove and the second fixing groove are semicircular grooves. The first fixed seat and the second fixed seat are used for fixing the upper guide wheel structure; the first fixing groove and the second fixing groove are used for fixing the lower guide wheel structure.

Furthermore, two first open grooves which are arranged in parallel are formed in the two sides of the middle plate. The second screw rod in the fastening screw rod structure is convenient to disassemble and assemble, and the operation is simple and convenient.

Furthermore, the upper guide wheel structure comprises a first roller wheel and first bearings, wherein the first bearings are divided into two groups and are respectively arranged at two ends of the first roller wheel. Under the action of the pressing structure, the first roller of the middle plate rotates along the lower guide rod under the support of the first bearing.

Further, the lower guide wheel structure comprises a second roller, a second bearing, a rotating shaft and a clamp spring, the second bearing is divided into two groups and is respectively arranged at two ends of the second roller, and the second roller is arranged on the rotating shaft through the second bearing and is fixed through the clamp spring.

Furthermore, the first fixing block and the second fixing block have the same structure, a pressing groove is formed in the first fixing block, and the cross section of the pressing groove is a semicircular groove. The rotating shaft of the lower guide wheel structure is pressed in a first fixing groove and a second fixing groove of the middle plate, and a second roller of the middle plate rotates under the support of a second bearing along a lower guide rod under the acting force of the pressing structure.

Furthermore, two sides of the first fixing plate are provided with two second open grooves which are arranged in parallel.

Furthermore, two third opening grooves arranged in parallel are formed in two sides of the second fixing plate. The first opening groove, the second opening groove and the third opening groove are convenient for the disassembly and the assembly of the second screw in the fastening screw structure, and the operation is simple and convenient.

Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has: 1) The pressing structure is arranged, the middle plate pressing structure moves towards the first fixing plate to press the plate, and finally four groups of fastening screw structures are used for pressing and fixing the plate, so that the operation is simple and convenient, and the pressing force applied to the plate is uniform and stable due to the fact that the plate is pressed by the whole middle plate, the deformation and other conditions are avoided, and the service life of the plate is prolonged; 2) An upper guide wheel structure and a lower guide wheel structure are arranged at the upper position and the lower position of the middle plate, so that the pressing operation is simpler and more convenient, and the pressing device has wide applicability; 3) Set up the open slot on first fixed plate, second fixed plate, intermediate lamella for the installation fastening screw structure, its easy dismounting, operations such as the later stage inspection maintenance of being convenient for.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is a perspective view of a hold-down structure;

FIG. 3 is a perspective view of a fastening screw structure;

FIG. 4 is an exploded perspective view of the intermediate plate structure;

FIG. 5 is a front view of the middle plate;

FIG. 6 is a cross-sectional view of the upper guide wheel structure;

FIG. 7 is a cross-sectional view of the lower guide wheel structure;

fig. 8 is a perspective view of the first fixing plate;

fig. 9 is a perspective view of the second fixing plate.

In the figure: the first fixing plate 1, the second opening groove 11, the second fixing plate 2, the third opening groove 21, the upper guide rod 3, the lower guide rod 4, the plate 5, the middle plate structure 6, the middle plate 61, the first fixing seat 611, the second fixing seat 612, the first fixing groove 613, the second fixing groove 614, the first opening groove 615, the upper guide wheel structure 62, the first roller 621, the first bearing 622, the long bolt 63, the third nut 64, the lower guide wheel structure 65, the second roller 651, the second bearing 652, the rotating shaft 653, the snap spring 654, the first fixing block 66, the pressing groove 661, the second fixing block 67, the pressing structure 7, the pressing plate 71, the connecting seat 72, the first screw rod 73, the screw rod nut seat 74, the connecting block 75, the handle 76, the fastening screw rod structure 8, the second screw rod 81, the first nut 82, the second nut 83, and the first bolt 84.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" 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 to simplify the description, but do not indicate or imply that the device or element 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.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be 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 according to specific situations by those of ordinary skill in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example one

As shown in fig. 1, the utility model discloses a perspective view, including first fixed plate 1, second fixed plate 2, upper guide arm 3, lower guide arm 4, slab 5, intermediate plate structure 6, compact structure 7, fastening screw structure 8, upper guide arm 3, lower guide arm 4 vertical direction set up side by side, and both ends are connected with first fixed plate 1, second fixed plate 2 that set up side by side respectively, slab 5 has a plurality of groups, sets up side by side between first fixed plate 1 and intermediate plate structure 6, and compresses tightly through compact structure 7, fastening screw structure 8 has four groups in total, two by two sets set up side by side in first fixed plate 1, intermediate plate structure 6, the both sides position on second fixed plate 2; as shown in fig. 2, the compressing structure 7 is a perspective view, and includes a compressing plate 71, a connecting seat 72, a first screw 73, a screw nut seat 74, a connecting block 75, and a handle 76, where one end of the connecting seat 72 is fixed on the compressing plate 71 by a bolt, the other end of the connecting seat is locked at one end of the first screw 73 by a fastening screw, the screw nut seat 74 is arranged on the first screw 73, the connecting block 75 is locked at the other end of the first screw 73 by a fastening screw, and a stud segment of the handle 76 is locked in a threaded hole on the connecting block 75; as shown in fig. 3, the front view thumbnail of the fastening screw structure 8 includes a second screw 81, a first nut 82, a second nut 83, and a first bolt 84, the first nut 82 and the second nut 83 are arranged in parallel on the second screw 81, and the first bolt 84 is arranged at the other end of the first screw 73 where the head is arranged.

Fig. 4 is an exploded perspective view of the intermediate plate structure 6, which includes an intermediate plate 61, an upper guide wheel structure 62, a long bolt 63, a third nut 64, a lower guide wheel structure 65, a first fixing block 66, and a second fixing block 67, wherein the upper guide wheel structure 62 is fixed above the intermediate plate 61 by the long bolt 63 and the third nut 64, and the lower guide wheel structure 65 is fixed below the intermediate plate 61 by the first fixing block 66 and the second fixing block 67.

As shown in fig. 5, which is a front view of the middle plate 61, a first fixing seat 611 and a second fixing seat 612 are welded on the upper side of the middle plate; a first fixing groove 613 and a second fixing groove 614 are arranged below the middle plate 61, and the cross sections of the first fixing groove 613 and the second fixing groove 614 are semicircular grooves.

Two first open grooves 615 which are arranged in parallel are arranged on the two sides of the middle plate 61.

Fig. 6 is a cross-sectional view of the upper guide wheel structure 62, which includes a first roller 621 and a first bearing 622, and the first bearing 622 includes two groups, which are respectively disposed at two ends of the first roller 621.

Fig. 7 is a cross-sectional view of the lower guide wheel structure 65, which includes a second roller 651, second bearings 652, a rotating shaft 653, and a snap spring 654, where the second bearings 652 are two groups and are respectively disposed at two ends of the second roller 651, and the second roller 651 is disposed on the rotating shaft 653 through the second bearings 652 and is fixed through the snap spring 654.

The first fixing block 66 and the second fixing block 67 are identical in structure, a pressing groove 661 is arranged on the first fixing block 66, and the cross section of the pressing groove 661 is a semicircular groove.

Fig. 8 is a perspective view of the first fixing plate 1, and two second opening grooves 11 are formed in parallel on two sides of the first fixing plate.

Fig. 9 is a perspective view of the second fixing plate 2, and two third opening grooves 21 are arranged on two sides of the second fixing plate.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a plate heat exchanger convenient to installation which characterized in that: the clamping device comprises a first fixing plate (1), a second fixing plate (2), an upper guide rod (3), a lower guide rod (4), plate sheets (5), a middle plate structure (6), a compression structure (7) and fastening screw rod structures (8), wherein the upper guide rod (3) and the lower guide rod (4) are arranged in parallel in the vertical direction, two ends of the upper guide rod and the lower guide rod are respectively connected with the first fixing plate (1) and the second fixing plate (2) which are arranged in parallel, the plate sheets (5) are arranged between the first fixing plate (1) and the middle plate structure (6) in parallel and are compressed through the compression structure (7), the fastening screw rod structures (8) are four in number, and two of the fastening screw rod structures are arranged on two sides of the first fixing plate (1), the middle plate structure (6) and the second fixing plate (2) in parallel; the pressing structure (7) comprises a pressing plate (71), a connecting seat (72), a first screw (73), a screw nut seat (74), a connecting block (75) and a handle (76), one end of the connecting seat (72) is fixed on the pressing plate (71) through a bolt, the other end of the connecting seat is locked at one end of the first screw (73) through a stop screw, the screw nut seat (74) is arranged on the first screw (73), the connecting block (75) is locked at the other end of the first screw (73) through the stop screw, and a stud section of the handle (76) is locked in a threaded hole in the connecting block (75); the fastening screw structure (8) comprises a second screw (81), a first nut (82), a second nut (83) and a first bolt (84), the first nut (82) and the second nut (83) are arranged on the second screw (81) in parallel, and the first bolt (84) is arranged at the other end, provided with the head, of the first screw (73).

2. A plate heat exchanger facilitating mounting according to claim 1, wherein: middle plate structure (6) are including middle plate (61), go up leading wheel structure (62), long bolt (63), third nut (64), leading wheel structure (65), first fixed block (66), second fixed block (67) down, it fixes in middle plate (61) top through long bolt (63) and third nut (64) to go up leading wheel structure (62), leading wheel structure (65) are fixed in middle plate (61) below through first fixed block (66), second fixed block (67) down.

3. A plate heat exchanger facilitating mounting according to claim 2, wherein: a first fixed seat (611) and a second fixed seat (612) which are oppositely arranged are welded above the middle plate (61); a first fixing groove (613) and a second fixing groove (614) are arranged below the middle plate (61), and the cross sections of the first fixing groove (613) and the second fixing groove (614) are arranged in a semicircular groove mode.

4. A plate heat exchanger facilitating mounting according to claim 2, wherein: two first open grooves (615) which are arranged in parallel are arranged at the two sides of the middle plate (61).

5. A plate heat exchanger facilitating mounting according to claim 2, wherein: the upper guide wheel structure (62) comprises a first roller (621) and first bearings (622), wherein the first bearings (622) are divided into two groups and respectively arranged at two ends of the first roller (621).

6. A plate heat exchanger facilitating mounting according to claim 2, wherein: the lower guide wheel structure (65) comprises two groups of second rollers (651), second bearings (652), rotating shafts (653) and clamp springs (654), the second bearings (652) are respectively arranged at two ends of the second rollers (651), and the second rollers (651) are arranged on the rotating shafts (653) through the second bearings (652) and are fixed through the clamp springs (654).

7. A plate heat exchanger facilitating mounting according to claim 2, wherein: first fixed block (66), second fixed block (67) structure are the same, be equipped with on first fixed block (66) and compress tightly groove (661), it is the setting of semicircular groove to compress tightly groove (661) cross section.

8. A plate heat exchanger facilitating mounting according to claim 1, wherein: two sides of the first fixing plate (1) are provided with two second open grooves (11) which are arranged in parallel.

9. A plate heat exchanger facilitating mounting according to claim 1, wherein: two third opening grooves (21) which are arranged in parallel are arranged on two sides of the second fixing plate (2).