Cooling tower tank body flange connecting structure and high-position water collecting tank

Abstract

The utility model discloses a cooling tower tank body flange connecting structure and a high-position water collecting tank, and the cooling tower tank body flange connecting structure is used for connecting two adjacent unit water collecting tanks and comprises a left flange body and a right flange body which are oppositely arranged, the flange face of the left flange body is provided with a flange groove matched with the flange face of the left flange body in shape, a sealing rubber strip is arranged in the flange groove, the flange face of the right flange body is a plane, the sealing rubber strip protrudes out of the flange groove in the initial state of being not stressed, and the sealing rubber strip protrudes out of the flange groove in the initial state of being not stressed. And when the right flange body and the left flange body are folded, the flange groove is filled with the flange. According to the utility model, the sealing strip is tightly pressed by one flange surface, so that the sealing rubber strip is naturally deformed and then fills the flange groove to form sealing, and meanwhile, the sealing rubber strip is protected from being oxidized and aged between the two flanges, so that the sealing service life is longer.

Description

TECHNICAL FIELD

[0001] The utility model relates to high -level water collection cooling tower construction technical field especially relates to a kind of cooling tower tank flange connecting structure and high -level water collection tank. BACKGROUND

[0002] High -level water collection tank is the main component of high -level water collection cooling tower, it bears to accept after heat exchange and pour down the circulating water and through its passage into main water collection tank, it is composed of several columns parallel arrangement and distribute below the water spray filler water collection tank and the hanger and hanger rod arranged above filler, hanger rod is suspended below water spray filler by hanger, water collection tank is linked with hanger rod by hanger arranged in the middle of tank body, and each column water collection tank is linked into column by several sections unit water collection tank and has certain slope, forms passage.

[0003] The connection between unit water collection tank of current high -level water collection tank is all adopted flange connection, so flange connection becomes the key point of water leakage. Flange is linked into an organic whole between every two sections high -level water collection tank, in order to ensure that high -level water collection tank can not only withstand certain pressure in operation, and not leak, reliable material and technology must be used to seal its flange joint strictly. Current flange linking and sealing technology is using plane contact and polyethylene foam sealing strip and silicone sealant, two flanges are linked and fastened by bolt, since cooling tower in operation has to go through seasonal change and cold and hot, dry and wet alternating thermal expansion and contraction and aging process, sealing strip slip, deformation, cracking and other defects often occur in engineering application, causing water leakage, and even tank body deformation and damage occur, affect operation efficiency and waste water source. UTILITY MODEL CONTENTS

[0004] The utility model aims at the deficiencies of prior art and provides a kind of cooling tower tank flange connecting structure and high -level water collection tank, under the premise of guaranteeing the sealing of flange connection, with longer sealing service life.

[0005] The technical scheme for realizing the utility model is as follows:

[0006] A kind of cooling tower tank flange connecting structure is used to connect two unit water collection tanks arranged adjacently, including oppositely arranged left flange body and right flange body, the flange face of the left flange body is provided with flange groove compatible with its shape, the flange groove is provided with sealing rubber strip, the flange face of the right flange body is plane, the sealing rubber strip protrudes from the flange groove in initial state without force, and fills the flange groove when the right flange body and the left flange body are folded.

[0007] Further, the cross section of the flange groove is semicircular arc, and the cross section of the sealing rubber strip is circular.

[0008] Further, the sealing strip is a solid rubber structure.

[0009] Further, the flange faces of the left flange body and the right flange body are uniformly provided with flange holes arranged in the middle, and the two flange bodies are fixed and connected by being locked and fastened by bolts penetrating through the corresponding flange holes.

[0010] Further, the flange groove is provided with two flange holes symmetrically arranged on the two sides of the flange hole.

[0011] A cooling tower high-position water collecting tank comprises a plurality of unit water collecting tanks arranged in an array, and a tank flange connecting structure as described above is arranged between adjacent unit water collecting tanks, and the left flange body and the right flange body are integrally formed with the end portions of the two adjacent unit water collecting tanks.

[0012] Further, the unit water collecting tank has a U-shaped cross section.

[0013] Further, the unit water collecting tank is provided with reinforcing ribs arranged at equal distances and intersecting longitudinally and transversely on the outer curved surface.

[0014] The above technical scheme has the following beneficial effects:

[0015] (1) The utility model changes the sealing structure of the flange face of the traditional water collecting tank, optimizes the traditional sealing mode of directly contacting the flat flange face and coating polyethylene foam or silicone sealant into a sealing structure formed by the flange groove and the sealing strip, and the sealing strip is pressed tightly by one of the flange faces, so that the sealing strip is deformed naturally and fills the flange groove, thereby forming a seal. At the same time, the sealing strip is protected from oxidation and aging between the two flanges, and has a longer service life.

[0016] (2) The cross section of the flange groove of the utility model is semicircular, and the cross section of the corresponding sealing strip is circular, so that the sealing strip can be deformed elastically into a fan circle when being pressed, and the sealing strip is more naturally attached to the inner wall of the flange groove, thereby avoiding a sealing gap and improving the sealing effect.

[0017] (3) The sealing strip of the utility model is a solid rubber structure, and has greater elasticity and better sealing effect when being pressed.

[0018] (4) The two flange bodies of the utility model are fixed and connected by being fastened by bolts penetrating through the flange holes, and the structure is simple and has high connection strength.

[0019] (5) The flange groove of the utility model is provided with two flange holes symmetrically arranged on the two sides of the flange hole, which can realize double sealing and improve the sealing property, and can also prevent the liquid in the water collecting tank from polluting the bolts and improve the service life of the bolts.

[0020] (6) The flange body and the corresponding unit water collecting groove of the utility model are integrally formed, and the structure is simplified.

[0021] (7) The cross section of the unit water collecting groove of the utility model is U-shaped, and the stress is more uniform when the water collecting groove is impacted by water, stress concentration is avoided, thereby enhancing the stability and durability of the structure, helping to disperse the pressure from the water flow from above, and reducing the damage risk caused by excessive pressure in the local area.

[0022] (8) The utility model improves the overall structural strength of the water collecting groove and prolongs the service life by setting the reinforcing ribs on the outside of the water collecting groove. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to make the content of the utility model more easily and clearly understood, the utility model will be further described in detail below according to specific embodiments and in conjunction with the drawings, in which:

[0024] Figure 1 It is a front view of the high-level water collecting groove of the utility model;

[0025] Figure 2 It is a top view of the high-level water collecting groove of the utility model;

[0026] Figure 3 It is a structural schematic view of the left flange body of the utility model;

[0027] Figure 4 It is a connection structure schematic view of the two flange bodies of the utility model;

[0028] Figure 5 It is Figure 4 the A part enlarged view of the utility model;

[0029] Figure 6 It is a structure view of the sealing rubber strip and the flange groove in the unstressed state of the utility model.

[0030] The reference signs in the drawings are:

[0031] Left flange body 1, flange groove 1-1, right flange body 2, sealing rubber strip 3, flange hole 4. DETAILED DESCRIPTION

[0032] In order to better understand the above technical solutions, the above technical solutions will be described in detail below in conjunction with the drawings of the specification and specific embodiments.

[0033] (Example 1)

[0034] As Figures 1 to 6The shown cooling tower high-position water collecting tank comprises a plurality of arranged unit water collecting tanks, flange connecting structures are arranged between adjacent unit water collecting tanks, and the flange connecting structures are used for connecting two adjacent unit water collecting tanks, the flange connecting structure comprises oppositely arranged left and right flange bodies 1 and 2, the left and right flange bodies 1 and 2 are integrally formed with the end portions of the two adjacent unit water collecting tanks, respectively, a flange groove 1-1 matched with the shape of the left flange body 1 is arranged on the flange surface of the left flange body 1, a sealing rubber strip 3 is arranged in the flange groove 1-1, and the flange surface of the right flange body 2 is a plane.

[0035] Specifically, the cross section of the unit water collecting tank is U-shaped, the stress is more uniform when the water collecting tank is impacted by water, stress concentration is avoided, the stability and durability of the structure are enhanced, the pressure from the water flow from the upper side is dispersed, and the damage risk of a local area caused by excessive pressure is reduced. In order to improve the structural strength of the unit water collecting tank, the outer curved surface of the unit water collecting tank is provided with reinforcing ribs arranged at equal distances and staggered longitudinally and transversely, and the service life is prolonged.

[0036] The flange surfaces of the left and right flange bodies 1 and 2 are uniformly provided with flange holes 4 arranged in the middle, and the left and right flange bodies 1 and 2 are fixed and connected by being locked and fastened through bolts penetrating through the corresponding flange holes 4, so that the structure is simple, the connecting strength is high, and the assembly is convenient.

[0037] The flange groove 1-1 is provided with two symmetrically arranged flange holes 4 on the two sides of the flange hole 4, which can realize double sealing, improve the sealing performance, and avoid liquid in the water collecting tank from polluting the bolts, thereby prolonging the service life of the bolts. The cross section of the flange groove 1-1 is a semicircular arc, and the cross section of the sealing rubber strip 3 is circular, so that the sealing rubber strip 3 can be elastically deformed into a fan circle when being pressed, the sealing rubber strip 3 is more naturally attached to the inner wall of the flange groove 1-1, the sealing gap is avoided, and the sealing effect is improved. The sealing rubber strip 3 is a solid rubber structure, has greater elasticity when being pressed, and has better sealing effect.

[0038] The utility model discloses a sealing structure of the flange face of the water collecting tank, which is changed from the traditional sealing structure of the flange face of the water collecting tank, i.e., the traditional sealing structure directly contacts the flange face and is coated with polyethylene foam or silicone, to the sealing structure formed by the flange groove and the sealing strip, one of the flange faces is used to press the sealing strip, the sealing rubber strip is filled in the flange groove after being naturally deformed, and the sealing is formed. At the same time, the sealing rubber strip is protected from oxidation and aging between the two flanges, and has a longer sealing service life.

[0039] The above-described specific embodiments further specifically describe the purposes, technical solutions and beneficial effects of the present application, and it should be understood that the above-described specific embodiments are merely examples of the present application and are not intended to limit the present application. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A cooling tower cell flange connection structure for connecting two adjacent unit water collection cells, characterized in that: The left flange body and the right flange body are oppositely arranged, a flange groove is arranged on the flange surface of the left flange body and is matched with the shape of the flange groove, a sealing rubber strip is arranged in the flange groove, the flange surface of the right flange body is a plane, the sealing rubber strip protrudes from the flange groove in the initial state without force, and fills the flange groove when the right flange body and the left flange body are folded.

2. The cooling tower basin flange connection structure according to claim 1, characterized in that: The cross section of the flange groove is a semicircular arc, and the cross section of the sealing rubber strip is a circle.

3. The cooling tower basin flange connection structure according to claim 1, characterized in that: The sealing rubber strip is a solid rubber structure.

4. The cooling tower cell flange connection structure according to claim 1, characterized in that: The flange surfaces of the left flange body and the right flange body are uniformly provided with flange holes arranged in the middle, and the left flange body and the right flange body are fixed and connected by being locked and fastened through bolts penetrating the corresponding flange holes.

5. A cooling tower cell flange connection structure according to claim 4, wherein: The flange groove is provided with two symmetric flange holes arranged on the two sides of the flange hole.

6. A cooling tower high- collection sump characterized by: The groove flange connection structure comprises a plurality of unit water collecting grooves arranged in an array, adjacent unit water collecting grooves are provided with the groove flange connection structure as claimed in any one of claims 1 to 5, and the left flange body and the right flange body are respectively integrally formed with the end portions of the two adjacent unit water collecting grooves.

7. A high-collection-tray for cooling towers according to claim 6, characterized in that: The cross section of the unit water collecting groove is U-shaped.

8. A high-collection-tray for cooling towers according to claim 7, characterized in that: The outer side curved surface of the unit water collecting groove is provided with reinforcing ribs arranged at equal distances and staggered longitudinally and transversely.

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