CN211261887U

CN211261887U - Plate heat exchanger convenient to maintenance

Info

Publication number: CN211261887U
Application number: CN201922008541.XU
Authority: CN
Inventors: 王锟
Original assignee: Shandong Xinyida Energy Equipment Co ltd
Current assignee: Shandong Xinyida Energy Equipment Co ltd
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-08-14
Anticipated expiration: 2029-11-20

Abstract

The utility model discloses a plate heat exchanger convenient to maintenance, including front end plate, dead lever, rear end plate and branch, the centre gripping has the gasket between front end plate and rear end plate, the both sides of front end plate and rear end plate and upper end equidistance distribute have the spacing groove, the dead lever is pegged graft in the spacing groove that corresponds, the one end of dead lever is fixed with the stopper, the one end that the dead lever deviates from the stopper is fixed with the position sleeve, the guide slot has all been seted up to the department in the middle of the upper and lower both ends of rear end plate, branch is located one side of rear end plate, the lower both ends of branch are run through respectively and are installed guide pillar and lower guide pillar, go up the guide pillar and pass the middle department of the upper and lower end of guide slot back laminating gasket respectively with lower guide pillar, the outer end of going up guide pillar and lower guide pillar has all cup jointed the hood. The utility model discloses possess and dismantle portably, convenient maintenance and change mounting structure, the advantage of raising the efficiency.

Description

Plate heat exchanger convenient to maintenance

Technical Field

The utility model relates to a heat exchanger technical field specifically is a plate heat exchanger convenient to maintenance.

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. Under the condition of the same pressure loss, the heat transfer coefficient of the heat exchanger is 3-5 times higher than that of the 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.

The plate heat exchanger has the advantages that the heat exchange effect is achieved through various plates in the plate heat exchanger, when a single half plate in the plate heat exchanger is damaged, the plate heat exchanger needs to be replaced, the existing equipment is inconvenient to disassemble, when the plate heat exchanger needs to be replaced, multi-step operation is needed, the whole device is disassembled to complete maintenance, and the plate heat exchanger is inconvenient to use; and the side fixing bolt structure of current plate heat exchanger plays firm effect, but it sets up a lot more, when dismantling, the dismantlement of single bolt is consuming time longer, only needs to dismantle the back with whole bolts, and complicated and consume a large amount of time, inefficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plate heat exchanger convenient to maintenance possesses and dismantles portably, and convenient maintenance and change mounting structure improve the advantage of efficiency, solve that existing equipment dismantles loaded down with trivial details, the problem of consumption time, inefficiency when using.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a plate heat exchanger convenient to maintenance, includes front end plate, dead lever, rear end plate and branch, the centre gripping has the gasket between front end plate and rear end plate, the both sides of front end plate and rear end plate and the equipartition distance distribution in upper end have the spacing groove, the dead lever is pegged graft at the spacing inslot that corresponds, the one end of dead lever is fixed with the stopper, the dead lever deviates from the one end of stopper and is fixed with the position sleeve, the guide slot has all been seted up to the department in the middle of the upper and lower both ends of rear end plate, branch is located one side of rear end plate, the lower both ends of branch are run through respectively and are installed last guide pillar and lower guide pillar, go up the guide pillar and pass the guide slot respectively and laminate the middle department of the upper and lower end of gasket, go up the outer end of guide pillar and lower guide.

Preferably, the positioning sleeve is sleeved on the fixing rod, the upper end and the lower end of one side of the positioning sleeve are respectively fixed with a half clamping sleeve, and the half clamping sleeve is provided with a rotating sleeve in a threaded manner.

Preferably, the semi-clamping sleeve is in an inclined design, the inner sides of the two semi-clamping sleeves are attached to the fixing rod, the semi-clamping sleeve is made of rubber, and threads are formed in the outer side of the semi-clamping sleeve.

Preferably, the upper end and the lower end of the inner side of the front end plate are both fixed with an inserting sleeve, the inserting sleeve is matched with the upper guide pillar and the lower guide pillar, the upper end and the lower end of the gasket are both provided with guide grooves, and the upper guide pillar and the lower guide pillar both penetrate through the corresponding guide grooves.

Preferably, the lower ends of the front end plate and the support rod are both fixed with foot pads, and anti-skidding sleeves are arranged on the foot pads.

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

1. the utility model is provided with the sleeve cap and the locating sleeve, when single gasket is replaced and maintained, the fixing bolt on the sleeve cap of the upper guide post is taken down, the upper guide post is taken out, two fixing rods at the upper ends of the front end plate and the rear end plate are detached from the limiting groove, the rotating sleeve on the locating sleeve is rotated out from the inner part of the semi-jacket, the semi-jacket is separated from the state of laminating and extruding the fixing rods, the locating sleeve is taken down from the fixing rod by sliding, the fixing rod is taken out from one end of the limiting block, at the moment, the upper end of the gasket is not shielded, the locating sleeves on the fixing rods at the two sides of the front end plate and the rear end plate are loosened, the rear end plate can slide to one side of the supporting rod, the gasket is separated from the clamping state, the damaged gasket is taken out from the upper end, the new gasket is replaced, the clamping between the gaskets is realized by extruding the rear end plate, it is fixed to press from both sides the cover centre gripping dead lever half, reinstalls the dead lever of upper end spacing inslot, resets the upper guide pillar again, and is fixed through the cover cap, this device simple structure, and is easy and simple to handle, improves the efficiency of dismantling the maintenance through the mode of upper guide pillar pull, need not wholly to dismantle, and the firm of dead lever is realized through position sleeve, half cover and the cooperation of rotating the cover to the cover, and is easy and simple to handle, reduces operating time, and the practicality is strong.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

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

FIG. 3 is a schematic cross-sectional view of the cap of the present invention;

FIG. 4 is a schematic cross-sectional view of the positioning sleeve of the present invention;

fig. 5 is a schematic side view of the positioning sleeve of the present invention.

In the figure: 1. a front end plate; 2. a limiting block; 3. a gasket; 4. a limiting groove; 5. a foot pad; 6. fixing the rod; 7. a rear end plate; 8. a lower guide post; 9. a strut; 10. sleeving a cap; 11. an upper guide post; 12. a positioning sleeve; 13. a guide groove; 14. fixing the bolt; 15. a half jacket; 16. the sleeve is rotated.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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 in specific cases to those skilled in the art.

Referring to fig. 1 to 5, the present invention provides an embodiment: the utility model provides a plate heat exchanger convenient to maintenance, including front end plate 1, the dead lever 6, rear end plate 7 and branch 9, the centre gripping has gasket 3 between front end plate 1 and rear end plate 7, the both sides of front end plate 1 and rear end plate 7 and the equipartition distance distribution in upper end have spacing groove 4, dead lever 6 is pegged graft in the spacing groove 4 that corresponds, the one end of dead lever 6 is fixed with spacing piece 2, the one end that dead lever 6 deviates from spacing piece 2 is fixed with position sleeve 12, position sleeve 12 cup joints on dead lever 6, both ends all are fixed with half clamp cover 15 about one side of position sleeve 12, half clamp cover 15 goes up threaded mounting and rotates cover 16, half clamp cover 15 is the slope design, and two half clamp cover 15 inboard all laminate mutually with dead lever 6, half clamp cover 15 is the rubber material, and half clamp cover 15 outside is seted up the.

Guide slot 13 has all been seted up to department in the middle of the upper and lower both ends of rear end plate 7, branch 9 is located one side of rear end plate 7, branch 9 goes up both ends and runs through respectively and installs guide pillar 11 and lower guide pillar 8 down, go up guide pillar 11 and lower guide pillar 8 and pass the middle department of the upper and lower end of guide pillar 13 back laminating gasket 3 respectively, the lower extreme all is fixed with the plug bush on the inboard of front end plate 1, and plug bush and last guide pillar 11 and lower guide pillar 8 looks adaptation, guide slot 13 has all been seted up to the last lower extreme of gasket 3, and go up guide pillar 11 and lower guide pillar 8 and all pass corresponding guide slot 13.

The outer ends of the upper guide post 11 and the lower guide post 8 are sleeved with sleeve caps 10, the sleeve caps 10 are fixed on the outer sides of the supporting rods 9 through fixing bolts 14, foot pads 5 are fixed at the lower ends of the front end plate 1 and the supporting rods 9, anti-skidding sleeves are arranged on the foot pads 5, when single gaskets 3 are replaced and maintained, the fixing bolts 14 on the sleeve caps 10 of the upper guide posts 11 are taken down, the upper guide posts 11 are taken out, two fixing rods 6 at the upper ends of the front end plate 1 and the rear end plate 7 are detached from the limiting grooves 4, the rotating sleeves 16 on the positioning sleeves 12 are rotated out from the inner parts of the semi-jackets 15 by rotating the rotating sleeves 16 on the positioning sleeves 12, the semi-jackets 15 are separated from the state that the fixing rods 6 are attached and extruded, the positioning sleeves 12 are taken down from the fixing rods 6 by sliding, the fixing rods 6 are taken out from one ends of the limiting blocks 2, at the upper ends of the gaskets 3 are, make rear end plate 7 can slide to one side of branch 9, make and separate under the clamping status individual gasket 3, take out the gasket 3 that will damage from the upper end, the gasket 3 of renewal, rethread rear end plate 7 extrusion makes centre gripping between gasket 3, promote fixed tight back with position sleeve 12 and rotate behind the cover 16 through rotating, will partly press from both sides cover 15 centre gripping dead lever 6 fixed, install dead lever 6 in upper end spacing groove 4 again, will go up guide pillar 11 again and reset, it is fixed through the upper cover cap 10, the device simple structure, moreover, the operation is simple and convenient, improve the efficiency of dismantling the maintenance through the mode of last guide pillar 11 pull, need not wholly to dismantle, through position sleeve 12, partly press from both sides the firm that cover 15 and rotation cover 16 cooperate realization dead lever 6, the operation is simple and convenient, the operation time is shortened, therefore, the clothes hanger is strong.

The working principle is as follows: in the operation of the utility model, when replacing and maintaining a single gasket 3, the fixing bolt 14 on the sleeve cap 10 of the upper guide post 11 is taken down, the upper guide post 11 is taken out, the two fixing rods 6 at the upper ends of the front end plate 1 and the rear end plate 7 are detached from the limiting groove 4, the rotating sleeve 16 on the positioning sleeve 12 is rotated to rotate the rotating sleeve 16 out of the inner part of the semi-jacket 15, the semi-jacket 15 is separated from the state of attaching and extruding the fixing rod 6, the positioning sleeve 12 is taken down from the fixing rod 6 by sliding, the fixing rod 6 is taken out from one end of the limiting block 2, at the moment, the upper end of the gasket 3 is not shielded, the positioning sleeves 12 on the fixing rods 6 at the two sides of the front end plate 1 and the rear end plate 7 are loosened, the rear end plate 7 can slide to one side of the supporting rod 9, the gasket 3 is separated from the clamping state, the damaged gasket 3 is taken out from the upper end, the replaced gasket 3 is clamped, after the positioning sleeve 12 is pushed and fixed tightly, the half jacket 15 clamps the fixing rod 6 to be fixed after the rotating sleeve 16 is rotated, the fixing rod 6 in the upper end limiting groove 4 is reinstalled, and then the upper guide pillar 11 is reset. The working principle of the present invention is the above.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a plate heat exchanger convenient to maintenance, includes front end plate (1), dead lever (6), rear end plate (7) and branch (9), its characterized in that: a gasket (3) is clamped between the front end plate (1) and the rear end plate (7), limiting grooves (4) are uniformly distributed on two sides and the upper end of the front end plate (1) and the upper end of the rear end plate (7) at equal intervals, the fixing rod (6) is inserted into the corresponding limiting grooves (4), a limiting block (2) is fixed at one end of the fixing rod (6), a positioning sleeve (12) is fixed at one end of the fixing rod (6) departing from the limiting block (2), guide grooves (13) are formed in the middle of the upper end and the lower end of the rear end plate (7), the supporting rod (9) is positioned on one side of the rear end plate (7), an upper guide pillar (11) and a lower guide pillar (8) are respectively installed at the lower end and the upper end and the lower end of the supporting rod (9) in a penetrating manner, the upper guide pillar (11) and the lower guide pillar (8) respectively penetrate through the guide grooves (13) and then are attached to the middle of the upper end and the lower end of the, and the sleeve cap (10) is fixed on the outer side of the support rod (9) through a fixing bolt (14).

2. A plate heat exchanger convenient to maintain according to claim 1, characterized in that: the positioning sleeve (12) is sleeved on the fixing rod (6), the upper end and the lower end of one side of the positioning sleeve (12) are respectively fixed with a half clamping sleeve (15), and a rotating sleeve (16) is installed on the half clamping sleeve (15) in a threaded mode.

3. A plate heat exchanger for facilitating maintenance according to claim 2, wherein: half clamp cover (15) are the slope design, and the inboard of two half clamp covers (15) all laminates mutually with dead lever (6), half clamp cover (15) are the rubber material, and half clamp cover (15) outside is seted up threadedly.

4. A plate heat exchanger convenient to maintain according to claim 1, characterized in that: the upper end and the lower end of the inner side of the front end plate (1) are respectively fixed with an inserting sleeve, the inserting sleeves are matched with an upper guide pillar (11) and a lower guide pillar (8), the upper end and the lower end of the gasket (3) are respectively provided with a guide groove (13), and the upper guide pillar (11) and the lower guide pillar (8) penetrate through the corresponding guide grooves (13).

5. A plate heat exchanger convenient to maintain according to claim 1, characterized in that: the lower ends of the front end plate (1) and the supporting rod (9) are both fixed with foot pads (5), and anti-skidding sleeves are arranged on the foot pads (5).