CN215003088U

CN215003088U - Plate heat exchanger capable of reducing leakage

Info

Publication number: CN215003088U
Application number: CN202120056676.8U
Authority: CN
Inventors: 陈杨; 冯红锋
Original assignee: Xuyi Lvhuan Environmental Protection Co ltd
Current assignee: Xuyi Lvhuan Environmental Protection Co ltd
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-12-03
Anticipated expiration: 2031-01-08

Abstract

The utility model belongs to the technical field of plate heat exchanger, a reduce plate heat exchanger that leaks outward is disclosed. This reduce plate heat exchanger that leaks outward includes two fixed plates, two the upper and lower both sides of fixed plate just all seted up circular through-hole with horizontal line symmetry's the left and right sides. This reduce plate heat exchanger of outer hourglass, operating personnel places the heat transfer board at the rectangle piece after-fixing, rotatory the square inslot rotation pole in the rectangle piece left and right sides, the closing plate that will correspond removes to the heat transfer board top after, the downward pulling hydraulic stem is with closing plate zonulae occludens in the heat transfer board outside, accomplish preliminary sealing, the joint finishes the back, operating personnel wrench movement nut, it is rotatory at the thread inslot to correspond the thread block in the nut, thereby drive sealed long slab and move forward and insert in the seal groove that corresponds, accomplish secondary seal, thereby avoided because long-time use or external corrosion lead to the condition emergence that inside seal component is not hard up or ageing, thereby the condition of heat transfer board revealing has been avoided.

Description

Plate heat exchanger capable of reducing leakage

Technical Field

The utility model relates to a plate heat exchanger's technical field specifically is a reduce plate heat exchanger that leaks outward.

Background

The plate heat exchanger is a new type 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, convenience in installation and cleaning, wide application, long service life and the like. Under the condition of the same pressure loss, the heat transfer coefficient of the heat exchanger is 3-5 times higher than that of a tubular heat exchanger, the occupied area of the heat exchanger is one third of that of the tubular heat exchanger, and the heat recovery rate can reach more than 90 percent.

But most place at the plate heat exchanger that does not have the barrier and use or the external natural environment condition that corrodes for a long time under, the sealing strip that inside set up can appear ageing, and the condition of becoming flexible takes place to lead to inside coolant liquid to cause the condition of leaking, and comparatively troublesome to plate heat exchanger's dismantlement, consequently, we need a plate heat exchanger that reduces outer hourglass urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reduce plate heat exchanger that leaks outward, this reduce plate heat exchanger that leaks outward avoids because the ageing scheduling problem leads to the condition that plate heat exchanger leaked.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a reduce plate heat exchanger that leaks outward, includes two fixed plates, two circular through-hole, two have all been seted up with the horizontal line symmetry about the upper and lower both sides of fixed plate and with the equal fixedly connected with connecting rod in upper and lower both sides that the fixed plate opposite flank just is located central point and puts, two all be provided with sealing mechanism on the connecting rod.

Preferably, including the rectangular block in the sealing mechanism, square groove has all been seted up to the left and right sides of rectangular block, and both sides all are connected with the dwang, two through bearing rotation on the connecting rod around the square inslot equal fixed mounting has one side of connecting block on the dwang, and the opposite side of connecting block all is provided with the closing plate.

Preferably, two the standing groove has all been seted up to the side of the back of the body of connecting block, and two equal fixed mounting has a hydraulic stem, two in the standing groove the output of hydraulic stem all with correspond closing plate fixed connection, the spacing groove has all been seted up, two just be located square groove top to the left and right sides of rectangular block the closing plate just corresponds the equal fixed mounting in spacing groove position has the gag lever post.

Preferably, the closing plate has all been seted up the cavity in just keeping away from one side of rectangular block, and is provided with the baffle in the cavity, just be located baffle below sliding connection and have the slider in the cavity, one side inner wall fixed mounting in the cavity has the one end of spring, and the other end of spring with correspond slider fixed connection, the equal fixedly connected with circular rod's of upper surface bottom of slider, and set up on the top of circular rod through the baffle and correspond the slide and upwards extend and the sealed long slab of fixedly connected with, the closing plate has just corresponded sealed long slab position and has seted up square through hole.

Preferably, the cavity upper surface is arranged in the sealing plate, a thread groove is formed in the cavity upper surface, the bottom end of the first circular rod is fixedly connected to the left side of the upper surface of the sealing long plate, a corresponding slide way is arranged in the sealing plate at the top end of the first circular rod and extends upwards to the thread groove, a thread block is connected to the thread groove in a threaded mode, a bearing seat is fixedly arranged at the center of the lower surface of the thread block through a square groove, the top end of the first circular rod is rotatably connected with a bearing seat inner bearing, and a nut is fixedly connected to the upper surface of the thread block.

Preferably, the sealing plate is internally provided with a sealing groove below the cavity, the upper and lower sealing long plates are staggered, the sealing plate is in two forms, one form is that the sealing strips are arranged on the front side and the rear side of the sealing plate, the other form is that the first sealing groove is arranged on the front side and the rear side of the sealing plate and is fixedly connected with the first sealing groove.

By adopting the technical scheme, the beneficial effects of the utility model are that:

1. this reduce plate heat exchanger of outer hourglass, operating personnel places the heat transfer board at the rectangle piece after-fixing, rotatory the square inslot rotation pole in the rectangle piece left and right sides, the closing plate that will correspond removes to the heat transfer board top after, the downward pulling hydraulic stem is with closing plate zonulae occludens in the heat transfer board outside, accomplish preliminary sealing, the joint finishes the back, operating personnel wrench movement nut, it is rotatory at the thread inslot to correspond the thread block in the nut, thereby drive sealed long slab and move forward and insert in the seal groove that corresponds, accomplish secondary seal, thereby avoided because long-time use or external corrosion lead to the condition emergence that inside seal component is not hard up or ageing, thereby the condition of heat transfer board revealing has been avoided.

2. This reduce plate heat exchanger that leaks outward when needs are dismantled and are overhauld, extracts the closing plate sealing strip from corresponding seal groove one, extracts sealed long slab from corresponding seal groove through rotatory nut, upwards promotes the hydraulic stem and extracts the back with the closing plate from the heat transfer board, rotates the dwang, pegs graft the gag lever post and corresponds the spacing inslot to realized dismantling fast to the heat transfer board, accelerated maintenance efficiency.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the sealing strip structure of the present invention;

fig. 4 is a schematic view of a structure of the sealing groove of the present invention.

In the figure: 1 fixed plate, 2 circular through holes, 3 connecting rods, 4 sealing mechanisms, 41 rectangular blocks, 42 square grooves, 43 rotating rods, 44 connecting blocks, 45 sealing plates, 46 placing grooves, 47 hydraulic rods, 48 limiting grooves, 49 limiting rods, 5 cavities, 6 partition plates, 7 sliding blocks, 8 springs, 9 circular rods, 10 sealing long plates, 11 square through holes, 12 thread grooves, 13 circular rods I, 14 thread blocks, 15 bearing seats, 16 screw caps, 17 sealing grooves, 18 sealing strips and 19 sealing grooves I.

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. 1-4, the present invention provides a technical solution: a plate heat exchanger capable of reducing leakage comprises two fixing plates 1, circular through holes 2 are formed in the upper side and the lower side of each fixing plate 1, the left side and the right side of each fixing plate are symmetrical in a horizontal line, connecting rods 3 are fixedly connected to the upper side and the lower side of each fixing plate 1, opposite sides of each fixing plate 1 are located at the center, sealing mechanisms 4 are arranged on the two connecting rods 3, rectangular blocks 41 are arranged in the sealing mechanisms 4, square grooves 42 are formed in the left side and the right side of each rectangular block 41, rotating rods 43 are rotatably connected to the front side and the rear side of each square groove 42 through connecting rod upper bearings, one side of each connecting block 44 is fixedly arranged on each rotating rod 43, sealing plates 45 are arranged on the other side of each connecting block 44, placing grooves 46 are formed in the opposite side surfaces of the two connecting blocks 44, hydraulic rods 47 are fixedly arranged in the two placing grooves 46, and the output ends of the two hydraulic rods 47 are fixedly connected with the corresponding sealing plates 45, limiting grooves 48 are respectively formed in the left side and the right side of the rectangular block 41 and positioned above the square groove 42, limiting rods 49 are respectively fixedly arranged on the two sealing plates 45 corresponding to the positions of the limiting grooves 48, cavities 5 are respectively formed in the sealing plates 45 and the side far away from the rectangular block 41, a partition plate 6 is arranged in each cavity 5, a sliding block 7 is slidably connected in each cavity 5 and positioned below the corresponding partition plate 6, one end of a spring 8 is fixedly arranged on the inner wall of one side in each cavity 5, the other end of the spring 8 is fixedly connected with the corresponding sliding block 7, the bottom end of a circular rod 9 is fixedly connected to the upper surface of each sliding block 7, the top end of the circular rod 9 extends upwards through a corresponding sliding way formed in each partition plate 6 and is fixedly connected with a long sealing plate 10, square through holes 11 are formed in the sealing plates 45 corresponding to the positions of the long sealing plates 10, thread grooves 12 are formed in the sealing plates 45 and positioned on the upper surfaces of the cavities 5, and the bottom end of a circular rod I13 is fixedly connected to the left side of the upper surface of the long sealing plate 10, and the top of the round rod I13 is provided with a corresponding slide way through the sealing plate 45 and extends upwards into the thread groove 12, the thread groove 12 is internally connected with a thread block 14, the center position of the lower surface of the thread block 14 is fixedly provided with a bearing seat 15 through the square groove, the top of the round rod I13 is rotatably connected with a bearing in the bearing seat 15, the upper surface of the thread block 14 is fixedly connected with a nut 16, the sealing plate 45 is internally provided with a sealing groove 17 below the cavity 5, the sealing long plates 10 on the upper side and the lower side are staggered, the sealing plate 45 is in two forms, one form is that the sealing plate 45 is provided with sealing strips 18 on the front side and the rear side, the other form is that the front side and the rear side of the sealing plate 45 are provided with first sealing grooves 19 on the positions of the sealing strips 18, and the first sealing grooves 19 are tightly connected with the sealing strips 18.

When the plate heat exchanger capable of reducing leakage works, an operator places a heat exchange plate behind a rectangular block 41 for fixation, rotates a rotating rod 43 in square grooves 42 on the left side and the right side of the rectangular block 41, moves a corresponding sealing plate 45 to the upper side of the heat exchange plate, and pulls a hydraulic rod 47 downwards to tightly connect the sealing plate 45 to the outer side of the heat exchange plate, so as to complete primary sealing, after clamping is completed, the operator twists a nut 16, the corresponding thread block 14 in the nut 16 rotates in a thread groove 12, so as to drive a long sealing plate 10 to move forwards and be inserted into a corresponding sealing groove 17, so as to complete secondary sealing, when disassembly and maintenance are needed, a sealing strip on the sealing plate 45 is pulled out from the corresponding sealing groove 18, the long sealing plate 10 is pulled out from the corresponding sealing groove 17 through the rotating nut 16, the hydraulic rod 17 is pushed upwards to pull the sealing plate 45 out from the heat exchange plate, the rotating rod 43 is rotated, the limit rod 49 is inserted into the corresponding limit groove 48 to complete the limit.

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 utility model provides a reduce plate heat exchanger that leaks outward, includes two fixed plates (1), its characterized in that: two circular through-hole (2) have all been seted up to the upper and lower both sides of fixed plate (1) and with horizontal line symmetry's the left and right sides, two the equal fixedly connected with connecting rod (3) in the upper and lower both sides that fixed plate (1) opposite flank just is located central point and puts, two all be provided with sealing mechanism (4) on connecting rod (3).

2. A plate heat exchanger according to claim 1, characterized in that: including rectangular block (41) in sealing mechanism (4), square groove (42) have all been seted up to the left and right sides of rectangular block (41), and the front and back both sides in square groove (42) all are connected with dwang (43), two through bearing rotation on the connecting rod equal fixed mounting has one side of connecting block (44) on dwang (43), and the opposite side of connecting block (44) all is provided with closing plate (45).

3. A plate heat exchanger according to claim 2, wherein: two standing groove (46), just two all seted up to the looks of the back of the body side of connecting block (44) equal fixed mounting has hydraulic stem (47), two in standing groove (46) the output of hydraulic stem (47) all with correspond closing plate (45) fixed connection, spacing groove (48), two have all been seted up, two in the left and right sides of rectangle piece (41) and be located square groove (42) top closing plate (45) and correspond equal fixed mounting in spacing groove (48) position and have gag lever post (49).

4. A plate heat exchanger according to claim 3, wherein: all seted up cavity (5) in closing plate (45) and keeping away from one side of rectangular block (41), and be provided with baffle (6) in cavity (5), just be located baffle (6) below sliding connection has slider (7) in cavity (5), one side inner wall fixed mounting in cavity (5) has the one end of spring (8), and the other end of spring (8) with correspond slider (7) fixed connection, the equal fixedly connected with bottom of round bar (9) of upper surface of slider (7), and set up on the top of round bar (9) through baffle (6) and correspond slide upwards extension and fixedly connected with sealed long board (10), square through hole (11) have been seted up to closing plate (45) and corresponding sealed long board (10) position.

5. A plate heat exchanger according to claim 4, wherein: the utility model discloses a bearing support, including sealing plate (45), cavity (5), sealing plate (13), sealing plate (10), top of circular pole (13) are located the cavity (5) upper surface and have seted up thread groove (12), the bottom of the left side fixedly connected with circular pole (13) of sealing plate (10) upper surface, and the top of circular pole (13) is seted up through sealing plate (45) and is corresponded the slide and upwards extend to in thread groove (12), thread groove (12) female connection has thread block (14), and the central point of thread block (14) lower surface puts and all has bearing frame (15) through seting up square groove fixed mounting, the top and a bearing frame (15) inner bearing of circular pole (13) rotate and be connected, the last fixed surface of thread block (14) is connected with nut (16).

6. A plate heat exchanger according to claim 5, wherein: seal groove (17) have been seted up to just being located cavity (5) below in closing plate (45), and sealed long slab (10) of upper and lower both sides are for staggering the setting, closing plate (45) are two kinds of forms, one kind does both sides all are provided with sealing strip (18) around closing plate (45), and another kind does both sides just all have seted up seal groove (19) to sealing strip (18) position around closing plate (45), and seal groove (19) and sealing strip (18) fastening connection.