Flange capable of being adjusted in small range

Abstract

The utility model discloses a flange capable of being adjusted in a small range, which comprises a flange plate, the bottom of the flange plate is communicated with a connecting pipe, the bottom of the connecting pipe is provided with a fixing pipe, the flange capable of being adjusted in the small range further comprises an adjusting device, and the adjusting device is arranged between the connecting pipe and the fixing pipe. The sealing device is mounted at the top of the fixed pipe; the protection structure is installed on the outer wall of the fixing pipe. According to the flange capable of being adjusted in the small range, through the cooperation of the inserting grooves, the sliding blocks and the fixing bolts, when the distance between the flange plate and a pipeline is adjusted, the fixing pipes move in the inserting grooves, the sliding blocks can guarantee the stability of the flange during adjustment, the fixing pipes and the connecting pipes are fixed through the fixing bolts, and therefore the flange can be adjusted in the small range. Therefore, the flange plate is stable in use, and the problems that when tiny deviation occurs, a pipeline or a flange possibly needs to be machined again, the installation cost is increased, and the installation time is prolonged are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to flange technical field, concretely is a flange that can small -range regulation. BACKGROUND

[0002] Flange is also called flange plate or lug, is the part of pipe and pipe mutual connection, is connected in the pipe end, has the eye on the flange, bolt makes two flanges tightly, flange is sealed between, flange is a disc -shaped part, is most common in pipeline engineering, flange is used in pairs.

[0003] The prior art is connected together by connecting flange when using, so that the pipe can be tightly connected together.

[0004] But in actual use, the flange is mostly fixed structure, cannot small -range regulation to the connecting position and the tightness degree, when appearing tiny deviation, may need to reprocess pipe or flange, not only increase the installation cost, still prolongs the installation time. UTILITY MODEL CONTENT

[0005] In view of the deficiency of prior art, the utility model provides a flange that can small -range regulation, solves the problem that the flange is mostly fixed structure in actual use, cannot small -range regulation to the connecting position and the tightness degree, when appearing tiny deviation, may need to reprocess pipe or flange, not only increase the installation cost, still prolongs the installation time.

[0006] To achieve the above object, the utility model is realized through the following technical scheme: a flange that can small -range regulation, including flange plate, the bottom of flange plate is connected with connecting pipe, the bottom of connecting pipe is installed with fixed pipe, the flange that can small -range regulation still includes adjusting device, and the adjusting device is installed between connecting pipe and fixed pipe;Sealing device is installed at the top of fixed pipe;Protection structure is installed on the outer wall of fixed pipe;Wherein, the distance between flange plate and pipe is adjusted through adjusting device, sealing device is sealed between fixed pipe and connecting pipe, and protection structure protects connecting pipe and fixed pipe.

[0007] Preferably, the adjusting device includes a slot, the slot is opened in the inside of the fixed pipe and is sleeved on the outer wall of the connecting pipe;The sliding block is fixedly connected to the bottom of the connecting pipe and is slidingly connected to the inner wall of the slot;The fixed bolt is abuttingly connected to the outer wall of the connecting pipe;The mounting block is fixedly connected to the top of the fixed pipe and is screw connected to the outer wall of the fixed bolt;Wherein, the distance between the flange plate and the pipe is adjusted through the cooperation of the slot and the sliding block, and the fixed bolt and the mounting block fix the connecting pipe and the fixed pipe.

[0008] Preferably, the sealing device comprises a sealing sleeve abutting against the inner wall of the connecting pipe and abutting against the top of the fixed pipe, a steel ring arranged on the inner wall of the sealing sleeve, and a clamping block fixedly connected to the bottom of the sealing sleeve and clamped to the top groove of the fixed pipe, wherein the fixed pipe and the connecting pipe are sealed by the cooperation of the sealing sleeve and the steel ring, and the sealing sleeve is fixed by the clamping block.

[0009] Preferably, the protection structure comprises two protection shells sleeved on the outer walls of the fixed pipe and the connecting pipe respectively, a sealing ring fixedly connected to the inner wall of the protection shell and abutting against the outer walls of the fixed pipe and the connecting pipe respectively, and two groups of limiting blocks fixedly connected to the outer walls of the two protection shells on the sides close to each other, wherein the protection shells protect the fixed pipe and the connecting pipe by the cooperation of the limiting blocks and the clamping pins, and the sealing ring blocks the gap between the protection shells and the fixed pipe and the connecting pipe.

[0010] Preferably, the inner wall of the insertion slot is fixedly connected with a blocking ring, and the inner wall of the blocking ring abuts against the outer wall of the connecting pipe.

[0011] Beneficial effects

[0012] The flange with small-range adjustment has the following beneficial effects: the flange with small-range adjustment is cooperated with the insertion slot, the sliding block and the fixing bolt, the fixed pipe is moved in the insertion slot when the distance between the flange plate and the pipeline is adjusted, the sliding block can ensure the stability during adjustment, and the fixed pipe and the connecting pipe are fixed by the fixing bolt, so that the flange plate is stable during use, and the problem that the pipeline or the flange needs to be reprocessed when a slight deviation occurs is solved, the installation cost is increased, and the installation time is prolonged.

[0013] After the position of the flange plate is adjusted, the protection shells are sleeved on the outer walls of the fixed pipe and the connecting pipe, the limiting blocks are aligned, the clamping pins are inserted into the limiting blocks, and the two protection shells are fixed together, so that the fixing bolt cannot be eroded. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structural schematic view of the utility model;

[0015] Figure 2 It is an appearance schematic view of the utility model;

[0016] Figure 3 It is Figure 1 It is an appearance structural schematic view of the protection shell;

[0017] Figure 4 It is Figure 1 It is a structural schematic view of the protection shell, the connecting pipe and the fixed pipe;

[0018] Figure 5 For Figure 1 Structure diagram of connecting pipe, fixed pipe and sealing sleeve;

[0019] Figure 6 For Figure 3 Cross-sectional view.

[0020] In the figure: 1, flange; 11, fixed pipe; 12, connecting pipe; 13, blocking ring; 2, adjusting device; 21, slot; 22, sliding block; 23, fixing bolt; 24, mounting block; 3, sealing device; 31, sealing sleeve; 32, steel ring; 33, clamping block; 4, protection structure; 41, protective shell; 42, sealing ring; 43, limiting block; 44, clamping pin. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0022] In actual use, the flange is mostly fixed in structure, and the connection position and the tightness degree cannot be adjusted in a small range. When a slight deviation occurs, the pipeline or the flange may need to be reprocessed, which not only increases the installation cost but also prolongs the installation time.

[0023] Therefore, the present application provides a flange capable of being adjusted in a small range, which solves the problem that in actual use, the flange is mostly fixed in structure, and the connection position and the tightness degree cannot be adjusted in a small range. When a slight deviation occurs, the pipeline or the flange may need to be reprocessed, which not only increases the installation cost but also prolongs the installation time.

[0024] By the personnel in the art, the parts in the case are connected in turn, and the specific connection and operation sequence should be referred to the following working principle, and the detailed connection means is the public known technology in the art, and the following mainly introduces the working principle and process.

[0025] Embodiment one: by Figures 1-6The flange can be adjusted in a small range, comprising a flange plate 1, a connecting pipe 12 communicated with the bottom of the flange plate 1, a fixed pipe 11 installed at the bottom of the connecting pipe 12, an adjusting device 2, a sealing device 3 and a protection structure 4, wherein the adjusting device 2 is installed between the connecting pipe 12 and the fixed pipe 11, the sealing device 3 is installed at the top of the fixed pipe 11, and the protection structure 4 is installed on the outer wall of the fixed pipe 11; the distance between the flange plate 1 and the pipe is adjusted by the adjusting device 2, the sealing device 3 seals the space between the fixed pipe 11 and the connecting pipe 12, and the protection structure 4 protects the connecting pipe 12 and the fixed pipe 11.

[0026] In the specific implementation process, it is worth pointing out that the bottom of the fixed pipe 11 is welded at the end of the pipe, the distance between the flange plate 1 and the pipe can be adjusted through the cooperation of the fixed pipe 11 and the connecting pipe 12, and the distance between the flange plate 1 and the pipe can be accurately adjusted under the cooperation of the adjusting device 2, and at the same time, the gap between the connecting pipe 12 and the fixed pipe 11 is sealed through the cooperation of the sealing device 3 to avoid leakage, and the protection structure 4 can protect the connecting pipe 12 and the fixed pipe 11 from being damaged by impact.

[0027] Further, the adjusting device 2 comprises a slot 21, a sliding block 22, a fixed bolt 23 and a mounting block 24, the slot 21 is opened in the inner part of the fixed pipe 11 and is sleeved on the outer wall of the connecting pipe 12, the sliding block 22 is fixedly connected to the bottom of the connecting pipe 12 and is slidingly connected to the inner wall of the slot 21, the fixed bolt 23 is abuttingly connected to the outer wall of the connecting pipe 12, and the mounting block 24 is fixedly connected to the top of the fixed pipe 11 and is threadedly connected to the outer wall of the fixed bolt 23; the distance between the flange plate 1 and the pipe is adjusted through the cooperation of the slot 21 and the sliding block 22, and the fixed bolt 23 and the mounting block 24 fix the connecting pipe 12 and the fixed pipe 11.

[0028] In the specific implementation process, it is worth pointing out that the slot 21 opened at the top of the fixed pipe 11 is matched with the connecting pipe 12, so that the connecting pipe 12 can be inserted into the fixed pipe 11, the sliding block 22 can ensure the stability of the connecting pipe 12 during insertion, ensure the stability during movement, and after adjustment, the fixed bolt 23 is abuttingly connected to the outer wall of the connecting pipe 12, and the connecting pipe 12 and the fixed pipe 11 are fixedly connected together.

[0029] Further, the sealing device 3 comprises a sealing sleeve 31, a steel ring 32 and a clamping block 33. The sealing sleeve 31 abuts against the inner wall of the connecting pipe 12 and the bottom thereof abuts against the top of the fixed pipe 11. The steel ring 32 is arranged on the inner wall of the sealing sleeve 31. The clamping block 33 is fixedly connected to the bottom of the sealing sleeve 31 and clamped to the top groove of the fixed pipe 11. The fixed pipe 11 and the connecting pipe 12 are sealed by the cooperation of the sealing sleeve 31 and the steel ring 32, and the sealing sleeve 31 is fixed by the clamping block 33.

[0030] In the specific implementation process, it is worth pointing out that the material of the sealing sleeve 31 is rubber, and the steel ring 32 is arranged on the inner wall of the sealing sleeve 31. The sealing sleeve 31 is supported by the steel ring 32, so that the sealing sleeve 31 abuts tightly between the fixed pipe 11 and the connecting pipe 12, thereby avoiding leakage between the fixed pipe 11 and the connecting pipe 12.

[0031] Specifically, when adjusting the distance between the flange plate 1 and the pipeline, the fixing bolt 23 on the outer wall of the connecting pipe 12 is loosened, so that the fixing bolt 23 is separated from the connecting pipe 12 and the connecting pipe 12 moves in the insertion slot 21 in the fixed pipe 11, thereby adjusting the distance between the flange plate 1 and the pipeline. When the connecting pipe 12 moves in the insertion slot 21, the sliding block 22 can ensure the stability of the connecting pipe 12 during movement. After adjustment, the fixing bolt 23 is rotated to abut against the outer wall of the connecting pipe 12, so as to fix the connecting pipe 12 and the fixed pipe 11 together, thereby fixing the distance between the flange plate 1 and the pipeline. When the fixed pipe 11 and the connecting pipe 12 move, the sealing sleeve 31 is pressed by the steel ring 32 to abut tightly on the connecting gap between the fixed pipe 11 and the connecting pipe 12, thereby ensuring that the connecting flange does not leak after adjustment.

[0032] Embodiment two: from Figures 1-6 It can be seen that the protection structure 4 comprises two protection shells 41, two sealing rings 42, two groups of limiting blocks 43 and two clamping pins 44. The two protection shells 41 are respectively sleeved on the outer walls of the fixed pipe 11 and the connecting pipe 12. The sealing rings 42 are fixedly connected to the inner walls of the protection shells 41 and abut against the outer walls of the fixed pipe 11 and the connecting pipe 12. The two groups of limiting blocks 43 are fixedly connected to the outer walls of the two protection shells 41 on the sides close to each other. The clamping pins 44 are inserted into the inner walls of the limiting blocks 43. The protection shells 41 protect the fixed pipe 11 and the connecting pipe 12 by the cooperation of the limiting blocks 43 and the clamping pins 44, and the sealing rings 42 block the gap between the protection shells 41 and the fixed pipe 11 and the connecting pipe 12.

[0033] In the implementation process, it is worth pointing out that the protective shell 41 is provided with two, and the limiting block 43 is fixedly connected to the outer wall of the protective shell 41, and when the protective shell 41 is installed, the limiting blocks 43 of the outer walls of the two protective shells 41 are aligned, and the bayonet 44 is inserted into the inside of the two limiting blocks 43, so that the two protective shells 41 are fixed together, which can ensure that the fixing bolt 23 is not eroded, and the sealing ring 42 is arranged on the inner wall of the protective shell 41, which can avoid impurities and moisture from entering, and the rubber pad is clamped between the two protective shells 41 to seal the two protective shells 41, and the outer wall of the bayonet 44 is provided with a protrusion, and an opening is arranged in the inside thereof, and the protrusion of the outer wall of the bayonet 44 is tightly abutted against the inner wall of the limiting block 43 by extrusion of the bayonet 44, so that the two protective shells 41 are fixed together;

[0034] Further, the inner wall of the insertion slot 21 is fixedly connected with the blocking ring 13, and the inner wall of the blocking ring 13 is tightly abutted against the outer wall of the connecting pipe 12;

[0035] In the implementation process, it is worth pointing out that the material of the blocking ring 13 is rubber, which can block the gap between the connecting pipe 12 and the insertion slot 21, and avoid impurities from entering the insertion slot 21 and affecting the movement of the connecting pipe 12;

[0036] Specifically, on the basis of the above embodiment, when the position of the flange plate 1 is adjusted, the connecting pipe 12 is moved out of the fixed pipe 11, and the fixed pipe 11 and the connecting pipe 12 are fixed together by the fixing bolt 23, and after adjustment, the two protective shells 41 are wrapped around the outer walls of the fixed pipe 11 and the connecting pipe 12, and the bayonet 44 and the limiting block 43 are used to fix the two protective shells 41 together, so that the fixing bolt 23 can be protected and eroded.

[0037] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A flange which can be adjusted in small steps, comprising a flange plate (1), characterized in that: The bottom of the flange plate (1) is communicated with a connecting pipe (12), the bottom of the connecting pipe (12) is provided with a fixed pipe (11), and the flange with small range adjustment further comprises: An adjusting device (2) is installed between the connecting pipe (12) and the fixed pipe (11); A sealing device (3) is installed at the top of the fixed pipe (11); A protective structure (4) is installed on the outer wall of the fixed pipe (11); Wherein, the distance between the flange plate (1) and the pipeline is adjusted by the adjusting device (2), the sealing device (3) seals between the fixed pipe (11) and the connecting pipe (12), and the protective structure (4) protects the connecting pipe (12) and the fixed pipe (11).

2. A flange as claimed in claim 1, characterised in that: The adjusting device (2) comprises: A slot (21) is opened in the inside of the fixed pipe (11) and is sleeved on the outer wall of the connecting pipe (12); A sliding block (22) is fixedly connected to the bottom of the connecting pipe (12) and is slidingly connected to the inner wall of the slot (21); A fixed bolt (23) abuts against the outer wall of the connecting pipe (12); An installation block (24) is fixedly connected to the top of the fixed pipe (11), and the inner wall is threadedly connected to the outer wall of the fixed bolt (23); Wherein, the distance between the flange plate (1) and the pipeline is adjusted by the cooperation of the slot (21) and the sliding block (22), and the fixed bolt (23) and the installation block (24) are fixed to the connecting pipe (12) and the fixed pipe (11).

3. A flange as claimed in claim 1, wherein: The sealing device (3) comprises: A sealing sleeve (31) abuts against the inner wall of the connecting pipe (12), and the bottom abuts against the top of the fixed pipe (11); A steel ring (32) is arranged on the inner wall of the sealing sleeve (31); A clamping block (33) is fixedly connected to the bottom of the sealing sleeve (31) and is clamped to the top groove of the fixed pipe (11); Wherein, the fixed pipe (11) and the connecting pipe (12) are sealed by the cooperation of the sealing sleeve (31) and the steel ring (32), and the clamping block (33) fixes the sealing sleeve (31).

4. A flange as claimed in claim 1, wherein: The protective structure (4) comprises: Two protective shells (41) are arranged and are sleeved on the outer walls of the fixed pipe (11) and the connecting pipe (12) respectively; A sealing ring (42) is fixedly connected to the inner wall of the protective shell (41) and abuts against the outer walls of the fixed pipe (11) and the connecting pipe (12) respectively; Two groups of limiting blocks (43) are fixedly connected to the sides of the outer walls of the two protective shells (41) respectively; A clamping pin (44) is inserted into the inner wall of the limiting block (43); Wherein, the protective shell (41) protects the fixed pipe (11) and the connecting pipe (12) by the cooperation of the limiting block (43) and the clamping pin (44), and the sealing ring (42) blocks the gap between the protective shell (41) and the fixed pipe (11) and the connecting pipe (12).

5. A flange of claim 2, wherein: The inner wall of the slot (21) is fixedly connected with a blocking ring (13), and the inner wall of the blocking ring (13) abuts against the outer wall of the connecting pipe (12).

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