CN210400092U

CN210400092U - Square all-welded type plate-and-frame heat exchanger

Info

Publication number: CN210400092U
Application number: CN201920796214.2U
Authority: CN
Inventors: 何娟; 崔颖; 孟繁硕; 王新海
Original assignee: Tianjin Botai Heat Exchange Equipment Co ltd
Current assignee: Tianjin Botai Heat Exchange Equipment Co ltd
Priority date: 2019-05-30
Filing date: 2019-05-30
Publication date: 2020-04-24
Anticipated expiration: 2029-05-30

Abstract

The utility model discloses a square all-welded formula sheet frame heat exchanger, which comprises a frame, the frame be the cube structure, four stands of four corners difference fixedly connected with of frame, four sides of frame are located and are equipped with splint between two adjacent stands, the both sides top-down of splint runs through there are a plurality of locking levers, this utility model locking lever design, and the design of the inside elasticity plectrum one end fixedly connected with spacing inserted bar of locking lever, and inside locking lever and the spacing inserted bar fixedly connected with locking groove of corresponding of stand and spacing hole design, thereby when fixed between splint and stand, can be through spacing inserted bar nestification in spacing hole, thereby fix splint to the stand fast, simple and practical, make things convenient for personnel to dismantle the change slab to the heat exchanger.

Description

Square all-welded type plate-and-frame heat exchanger

Technical Field

The utility model relates to a plate heat exchanger technical field specifically is a square all-welded formula sheet frame heat exchanger.

Background

The heat exchanger is a device for transferring part of heat of hot fluid to cold fluid, and is also called a heat exchanger. The heat exchanger plays an important role in chemical industry, petroleum industry, power industry, food industry and other industrial production, the heat exchanger can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical industry production, and the application is wide, while the traditional plate frame heat exchanger is characterized in that when a clamping plate is fixed with a frame, a plurality of screws penetrate through the clamping plate and are inserted into an upright post, so that the clamping plate and the frame are relatively fixed, and the plurality of screws naturally bring inconvenience to personnel for disassembling the heat exchanger, thereby greatly increasing the time for replacing plates by the personnel, and the problem of low disassembling efficiency caused by the lack of an effective bolt replacing fixing mode is solved, and the plate sheet of the traditional plate frame heat exchanger is lack of an effective clamping measure in the heat exchanger, so that when the plate is fixedly pressed, the problem of uneven local heat exchange of the heat exchanger is easily caused by, influence the heat exchange effect and improve the heat exchange effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned weak point provide a square all-welded formula sheet frame heat exchanger, through the locking lever design, and the design of the inside elasticity plectrum one end fixedly connected with spacing inserted bar of locking lever, and the inside locking lever that corresponds of stand and spacing inserted bar fixedly connected with locking groove and spacing hole design, thereby when fixed between splint and stand, can be through spacing inserted bar nestification in spacing hole, thereby with splint quick fixation to the stand on, simple and practical makes things convenient for personnel to dismantle the change slab to the heat exchanger.

In order to achieve the above object, the utility model provides a following technical scheme: a square all-welded plate-and-frame heat exchanger comprises a frame, wherein the frame is of a cubic structure, four corners of the frame are fixedly connected with four stand columns respectively, four side faces of the frame are positioned between two adjacent stand columns and provided with clamping plates, a plurality of locking rods penetrate through the two sides of the clamping plates from top to bottom, the interior of each locking rod is of a hollow structure, an elastic shifting piece is elastically connected with the interior of each locking rod, one end of each elastic shifting piece is fixedly connected with a limiting inserted rod, the upper end of each limiting inserted rod penetrates through and extends out of one end of each locking rod, one side of each limiting inserted rod is elastically connected with an adjusting rod through a spring, the other end of each adjusting rod penetrates through one end of each locking rod and is fixedly connected to one side of an engaging rod, locking grooves mutually engaged with the locking rods are arranged on two sides of the interior of the stand, the inside screw thread of splint has run through the screw rod, the other end of screw rod runs through to one side fixedly connected with regulation handle of splint, the other side that the other end of screw rod runs through to splint is rotated through the bearing and is connected with the compression board.

Preferably, the locating grooves are formed in two sides of the inner portion of the clamping plate, and the two adjacent locating grooves are matched and connected through the locating rods.

Preferably, the two sides of the positioning rod are provided with positioning strips matched with the positioning grooves.

Preferably, the positioning grooves and the positioning strips are of T-shaped structures.

Preferably, the inside of the locking rod is provided with an opening corresponding to the penetrating position of the limiting inserted rod, and the outside of the locking rod is fixedly connected with a limiting ring outside the clamping plate.

Preferably, the upper end and the lower end of the frame are fixedly connected with a lifting hook and a foundation channel steel respectively.

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

1. the utility model discloses a locking lever design to and the design of the inside elasticity plectrum one end fixedly connected with spacing inserted bar of locking lever, and the inside locking lever that corresponds of stand and spacing inserted bar fixedly connected with locking groove and spacing hole design, thereby when fixed between splint and stand, can be through spacing inserted bar nestification in spacing hole, thereby fix splint to the stand fast on, simple and practical makes things convenient for personnel to dismantle the change slab to the heat exchanger.

2. The utility model discloses a splint inside screw thread runs through there is the screw rod design to and screw rod one end is rotated through the bearing and is connected with the compression board, thereby can drive the screw rod through adjusting the handle and rotate in splint, thereby drive the compression board and pressurize the inside slab of heat exchanger, thereby make a plurality of slabs press from both sides tightly, effectively avoid the heat exchanger because of the slab is inseparable, the inhomogeneous condition of heat transfer appears.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a side view of the structure of the present invention;

FIG. 3 is a top view of the present invention;

fig. 4 is a schematic view of the internal structure of the locking lever of the present invention;

FIG. 5 is a top view of the positioning rod structure of the present invention;

FIG. 6 is a sectional view of the column structure of the present invention;

FIG. 7 is a schematic view of the screw structure of the present invention;

fig. 8 is an enlarged view of a structure in fig. 5.

In the figure: 1. a frame; 2. a column; 3. a splint; 4. a locking lever; 5. an elastic shifting piece; 6. a limiting inserted rod; 7. a spring; 8. adjusting a rod; 9. a connecting rod; 10. a locking groove; 11. ground feet; 12. a limiting hole; 13. a screw; 14. adjusting the handle; 15. a bearing; 16. a compression plate; 17. positioning a groove; 18. positioning a rod; 19. a positioning bar; 20. and (4) a lifting hook.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: a square all-welded plate frame heat exchanger comprises a frame 1, wherein the frame 1 is of a cubic structure, four corners of the frame 1 are fixedly connected with four upright posts 2 respectively, four side surfaces of the frame 1 are positioned between two adjacent upright posts 2 and are provided with clamping plates 3, two sides of each clamping plate 3 penetrate through a plurality of locking rods 4 from top to bottom, the locking rods 4 are internally of a hollow structure, the locking rods 4 are elastically connected with elastic shifting pieces 5, one ends of the elastic shifting pieces 5 are fixedly connected with limiting insertion rods 6, the upper ends of the limiting insertion rods 6 penetrate through and extend out of one ends of the locking rods 4, one sides of the limiting insertion rods 6 are elastically connected with adjusting rods 8 through springs 7, one ends of the adjusting rods 8 penetrating through the locking rods 4 are fixedly connected to one sides of connecting rods 9, two sides of the inside of the upright posts 2 are provided with locking grooves 10 mutually engaged with the locking rods 4, the upper ends of the locking grooves 10, the internal thread of splint 3 runs through there is screw rod 13, and the other end of screw rod 13 runs through to one side fixedly connected with of splint 3 adjusts handle 14, and the other end of screw rod 13 runs through to the opposite side of splint 3 and is connected with compression plate 16 through bearing 15 rotation.

The utility model discloses in: the inside both sides of splint 3 have all been seted up constant head tank 17, link to each other through locating lever 18 agrees with between two adjacent constant head tanks 17.

The utility model discloses in: the both sides of locating lever 18 are equipped with the location strip 19 that matches the agreeing each other with constant head tank 17, conveniently insert through location strip 19 and establish in constant head tank 17 to process and lock between two adjacent splint 3.

The utility model discloses in: the positioning groove 17 and the positioning strip 19 are both of T-shaped structures.

The utility model discloses in: the inside of locking lever 4 corresponds the run-through position of spacing inserted bar 6 and is equipped with the trompil, and the outside of locking lever 4 is located 3 outside fixedly connected with spacing collars 21 of splint, and the setting of spacing collars 21 is convenient when spacing hole 12 in 6 nestings of spacing inserted bar to stand 2, effectively extrudees splint 3 through spacing collars 21 and laminates stand 2 surfaces, simple and practical.

The utility model discloses in, frame 1's upper and lower both ends difference fixedly connected with lifting hook 20 and lower margin channel-section steel 11, rational in infrastructure convenient to use.

The working principle is as follows: when the heat exchanger is used, when the clamp plate 3 is combined with the upright post 2, the locking rod 4 can penetrate through the clamp plate 3 and be inserted into the locking groove 10 of the upright post 2, so that the limiting inserted rod 6 is inserted into the limiting hole 12, at the moment, the limiting ring 21 effectively extrudes the clamp plate 3, so that the clamp plate 3 is attached to the upright post 2, at the moment, the heat exchanger is mounted, when the heat exchanger is dismounted, the connecting rod 9 can be extruded, so that the elastic plectrum 5 is extruded through the adjusting rod 8, the elastic plectrum 5 drives the limiting inserted rod 6 to be contracted into the locking rod 4, so that the limiting inserted rod 6 is pulled out from the limiting hole 12, so that the locking rod 4 can be pulled out from the upright post 2, so that the clamp plate 3 can be dismounted from the upright post 2, a person can insert the positioning strip 19 of the positioning rod 18 into the positioning groove 17, so as to improve the structural stability between two adjacent clamp plates 3, the screw 13 can be driven to rotate by the adjusting handle 14, so that the plates inside the heat exchanger are extruded by the compression plate 16, the contact tightness between the plates is improved, and the heat exchange performance is ensured.

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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The square all-welded plate frame heat exchanger comprises a frame (1) and is characterized in that the frame (1) is of a cubic structure, four corners of the frame (1) are fixedly connected with four stand columns (2) respectively, four side faces of the frame (1) are positioned between two adjacent stand columns (2) and are provided with clamping plates (3), a plurality of locking rods (4) penetrate through two sides of each clamping plate (3) from top to bottom, the locking rods (4) are of a hollow structure, the locking rods (4) are elastically connected with elastic shifting pieces (5), one ends of the elastic shifting pieces (5) are fixedly connected with limiting insertion rods (6), the upper ends of the limiting insertion rods (6) penetrate through and extend out of one ends of the locking rods (4), and one sides of the limiting insertion rods (6) are elastically connected with adjusting rods (8) through springs (7), the other end of adjusting pole (8) runs through to the one end fixed connection of locking lever (4) in linking pole (9) one side, the inside both sides of stand (2) are equipped with locking groove (10) that agree with each other with locking lever (4), spacing hole (12) that hold spacing inserted bar (6) are seted up to the upper end of locking groove (10), the internal thread of splint (3) runs through there is screw rod (13), the other end of screw rod (13) runs through to one side fixedly connected with regulation handle (14) of splint (3), the other side that the other end of screw rod (13) runs through to splint (3) is rotated through bearing (15) and is connected with compression plate (16).

2. The square all-welded plate frame heat exchanger according to claim 1, wherein positioning grooves (17) are formed in both sides of the inner portion of the clamping plate (3), and two adjacent positioning grooves (17) are matched and connected through positioning rods (18).

3. The square all-welded plate-and-frame heat exchanger according to claim 2, wherein: and positioning strips (19) matched and matched with the positioning grooves (17) are arranged on two sides of the positioning rod (18).

4. The square all-welded plate-and-frame heat exchanger according to claim 2 or 3, wherein: the positioning grooves (17) and the positioning strips (19) are of T-shaped structures.

5. The square all-welded plate-and-frame heat exchanger according to claim 1, wherein: the inside of locking lever (4) corresponds the through position of spacing inserted bar (6) and is equipped with the trompil, the outside of locking lever (4) is located splint (3) outside fixedly connected with spacing collar (21).

6. The square all-welded plate-and-frame heat exchanger according to claim 1, wherein: the upper end and the lower end of the frame (1) are respectively and fixedly connected with a lifting hook (20) and a foundation channel steel (11).