Efficient anti-blocking round block hole type graphite heat exchanger

Abstract

The utility model discloses an efficient anti-blocking round block hole type graphite heat exchanger, and relates to the technical field of graphite heat exchangers, the efficient anti-blocking round block hole type graphite heat exchanger comprises a shell, the main body of the shell is of a hollow structure, and the efficient anti-blocking round block hole type graphite heat exchanger is provided with a flow guide pipe fixedly connected to one side of a gathering cover. The flow guide pipe is inserted into the through hole formed in the graphite block, so that internal liquid is not in direct contact with the through hole in the graphite block when heat exchange operation is performed between the internal liquid and the graphite block, and when the graphite block is used, the heat exchange efficiency is improved. According to the upper end cover, the upper end cover and the lower end cover are arranged in the gathering cover, so that the situation of blockage caused by accumulation of impurities due to direct contact between liquid and a graphite block can be obviously avoided; the efficient filtering operation on the liquid is firstly realized through the arrangement of the filter screen arranged in the gathering cover.

Description

TECHNICAL FIELD

[0001] The utility model relates to graphite heat exchanger technical field, concretely is a kind of high -efficient anti -clogging round block hole type graphite heat exchanger. BACKGROUND

[0002] Graphite heat exchanger is the heat exchange equipment made with impermeable graphite as base material, and the graphite heat exchanger is the most commonly used and relatively typical chemical unit equipment in graphite equipment.The existing patent graphite heat exchanger, patent publication number CN212620277U includes shell, the upper end and the lower end of shell are provided with shell tube plate, installation hole is formed in both tube plates, both tube plate surfaces are lined with corrosion-resistant layer, the installation holes of both tube plates are correspondingly provided, a plurality of carbon fiber reinforced graphite heat exchange tubes with both ends inserted into the installation holes are vertically arranged between the two tube plates, a sealing rubber ring is fixed in the installation hole, the sealing rubber ring includes a main sleeve inserted into the installation hole and an auxiliary sleeve fixed to one side of the main sleeve and having an outer diameter larger than that of the main sleeve, and the length of the main sleeve is the same as the length of the installation hole, the auxiliary sleeve of the sealing rubber ring is located on the side of the tube plate close to each other and abuts against the side of the corresponding tube plate close to each other, and the sealing rubber ring is also provided with a through hole penetrating the sealing rubber ring along its axial direction, and the end of the installation tube penetrates the through hole.

[0003] According to the related technology in the above, the inventors believe that the following defects exist: when in use, although sealing can be achieved by the sealing ring, when in use, due to the lack of effective liquid flow guide structure, the heat exchange liquid directly contacts the round block hole in the graphite block, which can easily cause the round block hole in the graphite block to be blocked due to the accumulation of impurities, affecting the normal flow of the liquid, so we propose a high-efficiency anti-clogging round block hole type graphite heat exchanger to solve the above problems. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of the prior art, the utility model provides a high-efficiency anti-clogging round block hole type graphite heat exchanger, which solves the problem that the existing graphite heat exchanger lacks an effective liquid flow guide structure, causing the heat exchange liquid to directly contact the round block hole in the graphite block, which can easily cause the round block hole in the graphite block to be blocked due to the accumulation of impurities, affecting the normal flow of the liquid.

[0005] In order to achieve the above object, the utility model discloses a kind of high efficiency anti-blocking round block hole type graphite heat exchanger, including shell, the main body of the shell is internally hollow structure, and the left and right sides of shell are oppositely fixedly connected with first mounting plate, the inside of first mounting plate is ring array and is equipped with through-hole, graphite block is placed in the inside of shell and is linear array, baffle is arranged between graphite block, the inside of shell is fixedly connected with the baffle of annular structure, baffle is used to lift graphite block, flow guide pipe is inserted in the inside of graphite block, flow guide pipe right side is fixedly connected with gather cover, filter screen is fixedly connected with gather cover side far from flow guide pipe.

[0006] Preferably, the left side of the shell is installed with the second mounting plate through the first mounting plate, and the left side of the second mounting plate on the left side is fixedly connected with the lower end cover.

[0007] Preferably, the second mounting plate and the first mounting plate are installed with the O-shaped sealing ring therebetween, and the second mounting plate and the first mounting plate are connected through the fixed bolt.

[0008] Preferably, the outer circumferential surface top end of the lower end cover is fixedly connected with the drain pipe penetrating therethrough, and the side of the drain pipe far from the lower end cover is fixedly connected with the flange.

[0009] Preferably, the right side of the second mounting plate on the right side is installed with the upper end cover, and the inside of the upper end cover is fixedly connected with the spring piece.

[0010] Preferably, the side of the spring piece far from the upper end cover is fixedly connected with the pressing plate, and the pressing plate is of annular structure.

[0011] Preferably, the pressing plate is used for pressing and covering the limiting filter screen, and the outer circumferential surface top end of the upper end cover is provided with the water inlet pipe. Beneficial effects

[0012] The utility model provides a kind of high efficiency anti-blocking round block hole type graphite heat exchanger.Compared with prior art, it has the following beneficial effects:

[0013] The high efficiency anti-blocking round block hole type graphite heat exchanger is provided with the flow guide pipe fixedly connected on one side of the gather cover, so that when heat exchange is carried out, the flow guide pipe can be inserted into the through hole inside the graphite block, which makes the liquid inside not directly contact with the through hole in the graphite block during heat exchange between the liquid and the graphite block, so that direct contact between the liquid and the graphite block can be avoided, which can prevent blockage caused by impurities accumulation.

[0014] The high-efficiency anti-blocking round-block-hole graphite heat exchanger is provided with the filter screen fixedly connected in the converging cover, so that when the liquid enters the inside of the upper end cover through the water inlet pipe, the liquid is first subjected to high-efficiency filtering operation by the setting of the filter screen arranged in the converging cover, which can obviously avoid the situation that too large impurities enter the inside of the flow guide pipe and cause blockage to affect normal heat exchange. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a front view structure schematic diagram of the graphite heat exchanger after being cut.

[0016] Figure 2 It is a shell and upper end cover combined structure schematic diagram of the graphite heat exchanger.

[0017] Figure 3 It is an upper end cover and water inlet pipe combined structure schematic diagram of the graphite heat exchanger.

[0018] Figure 4 It is a front view structure schematic diagram of the graphite heat exchanger.

[0019] Figure 5 It is a flow guide pipe and converging cover combined structure schematic diagram of the graphite heat exchanger.

[0020] Figure 6 It is a top view structure schematic diagram of the graphite heat exchanger.

[0021] In the drawing: 1, shell; 101, first mounting plate; 102, graphite block; 103, partition plate; 104, flow guide pipe; 105, converging cover; 106, filter screen; 2, lower end cover; 201, second mounting plate; 202, sealing ring; 203, fixing bolt; 204, drain pipe; 3, upper end cover; 301, spring part; 302, pressing plate; 303, water inlet pipe. DETAILED DESCRIPTION

[0022] 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 work fall within the scope of protection of the present application.

[0023] Please refer to Figures 1-6The utility model provides a technical scheme: a kind of high -efficient anti -blocking round block hole type graphite heat exchanger, including shell 1, the main body of shell 1 is internally hollow structure, and the left and right sides of shell 1 are oppositely fixedly connected with first mounting plate 101, the inside of first mounting plate 101 is ring array and is equipped with through -hole, graphite block 102 is placed in the inside of shell 1 in straight line array, baffle is arranged between graphite block 102, the inside of shell 1 is fixedly connected with the baffle 103 of annular structure, baffle 103 is used to lift graphite block 102, graphite block 102 is inserted with flow guide pipe 104, flow guide pipe 104 is fixedly connected with gather cover 105 on the right side, filter screen 106 is fixedly connected with gather cover 105 on the side far from flow guide pipe 104;

[0024] By being provided with filter screen 106 embedded in gather cover 105, when using, efficient filtering operation can be realized.

[0025] Refer to Figure 1 、 Figure 5 , the left side of shell 1 is installed with second mounting plate 201 by first mounting plate 101, and lower end cover 2 is fixedly connected on the left side of second mounting plate 201 located left side;

[0026] By installing lower end cover 2 on the outside of shell 1, when using, liquid can be more conveniently discharged.

[0027] Refer to Figure 2 、 Figure 4 , the sealing ring 202 of O shape is installed between second mounting plate 201 and first mounting plate 101, and second mounting plate 201 and first mounting plate 101 are connected by fixed bolt 203;

[0028] By being provided with sealing ring 202 between second mounting plate 201 and first mounting plate 101, when using, the exuding of liquid can be reduced.

[0029] Refer to Figure 1 、 Figure 5 , the outer circumferential surface top of lower end cover 2 is fixedly connected with drain pipe 204, and the side far from lower end cover 2 of drain pipe 204 is fixedly connected with flange plate;

[0030] By being fixedly connected with drain pipe 204 on the outside of lower end cover 2, when using, the liquid after heat exchange can be quickly discharged.

[0031] Refer to Figure 3 、 Figure 5 , the right side of second mounting plate 201 located right side is installed with upper end cover 3, and spring piece 301 is fixedly connected in the inside of upper end cover 3;

[0032] By fixing a spring 301 inside the upper cover 3, it can support and guide the pressure plate 302 during use.

[0033] See Figure 1 , Figure 2 A pressure plate 302 is fixedly connected to the side of the spring component 301 away from the upper end cover 3. The pressure plate 302 has a ring structure.

[0034] The pressure plate 302 with its annular structure not only limits the movement of the filter 106, but also acts as a buffer during thermal expansion and contraction.

[0035] See Figure 4 , Figure 5 The pressure plate 302 is used to press and cover the limiting filter screen 106, and the top of the outer peripheral surface of the upper cover 3 is provided with a water inlet pipe 303;

[0036] By fixing a water inlet pipe 303 to the outside of the upper cover 3, it can achieve rapid water supply during use.

[0037] During operation, when assembling the graphite heat exchanger, the graphite block 102 is placed inside the shell 1 and supported by the partition 103 fixedly connected in the shell 1. Then, the upper end cover 3 and the lower end cover 2 are respectively fixedly connected to the outer side of the first mounting plate 101 on the outside of the shell 1 by the second mounting plate 201 and fixed by the fixing bolt 203. When the upper end cover 3 and the lower end cover 2 are installed, the guide pipe 104 needs to be inserted into the through hole opened in the graphite block 102 in advance, and the sealing ring 202 is added to the outer wall of the gathering cover 105 to complete the sealing operation between it and the upper end cover 3.

[0038] During heat exchange, the liquid enters the inside of the gathering cover 105 through the water inlet pipe 303 and is filtered through the filter screen 106. The filtered liquid enters the inside of the guide pipe 104, and after heat exchange through the graphite block 102, it is discharged into the inside of the lower end cover 2 and then drained through the drain pipe 204.

[0039] In summary, this device can achieve rapid filtration by incorporating a filter 106 embedded in the gathering cover 105.

[0040] Furthermore, any content not described in detail in this specification is existing technology known to those skilled in the art.

Claims

1. A high-efficiency, anti-clogging circular block perforated graphite heat exchanger, comprising a shell (1), characterized in that: The main body of the shell (1) is a hollow structure, and the left and right sides of the shell (1) are fixedly connected to the first mounting plate (101) in opposite directions. The first mounting plate (101) has through holes in a ring array inside. Graphite blocks (102) are placed in a straight array inside the shell (1). Baffles are set between the graphite blocks (102). A ring-shaped partition (103) is fixedly connected inside the shell (1). The partition (103) is used to support the graphite blocks (102). A guide tube (104) is inserted inside the graphite blocks (102). A gathering cover (105) is fixedly connected to the right side of the guide tube (104). A filter screen (106) is fixedly connected to the side of the gathering cover (105) away from the guide tube (104).

2. The high-efficiency anti-clogging circular block perforated graphite heat exchanger according to claim 1, characterized in that: A second mounting plate (201) is mounted on the left side of the housing (1) via a first mounting plate (101), and a lower end cover (2) is fixedly connected to the left side of the second mounting plate (201) located on the left side.

3. The high-efficiency anti-clogging circular block perforated graphite heat exchanger according to claim 2, characterized in that: An O-ring (202) is installed between the second mounting plate (201) and the first mounting plate (101), and the second mounting plate (201) and the first mounting plate (101) are connected by a fixing bolt (203).

4. A high-efficiency anti-clogging circular block perforated graphite heat exchanger according to claim 2, characterized in that: The top of the outer periphery of the lower end cover (2) is fixedly connected to a drain pipe (204) that is in communication with it, and a flange is fixedly connected to the side of the drain pipe (204) away from the lower end cover (2).

5. A high-efficiency anti-clogging circular block perforated graphite heat exchanger according to claim 3, characterized in that: The upper end cover (3) is installed on the right side of the second mounting plate (201) located on the right side, and a spring member (301) is fixedly connected inside the upper end cover (3).

6. A high-efficiency anti-clogging circular block perforated graphite heat exchanger according to claim 5, characterized in that: A pressure plate (302) is fixedly connected to the side of the spring component (301) away from the upper end cover (3), and the pressure plate (302) has a ring structure.

7. A high-efficiency anti-clogging circular block perforated graphite heat exchanger according to claim 6, characterized in that: The pressure plate (302) is used to press and cover the limiting filter screen (106), and the top of the outer peripheral surface of the upper cover (3) is provided with a water inlet pipe (303).

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