Disc tube type reverse osmosis membrane column upper sealing head

Abstract

The utility model discloses an upper sealing head of a disc tube type reverse osmosis membrane column, which relates to the technical field of disc tube type reverse osmosis and comprises a fixing mechanism mounted on the outer side of the membrane column and a sealing mechanism, the fixing mechanism comprises two fixing frames, clamping plates are mounted at the bottoms of the opposite ends of the two fixing frames, and the sealing mechanism comprises a sealing plate. The sealing plate is arranged at the tops of the inner sides of the two fixing frames, four adjusting lead screws are arranged on the inner wall of the bottom of the sealing plate, and pressing plates are arranged on the outer sides of the four adjusting lead screws. The device can be connected to the outer side of a reverse osmosis membrane column in a sleeving mode through the clamping plate, the adjusting lead screw rotates so that the pressing plate can be adjusted according to the size of the inner side of the reverse osmosis membrane column, the sealing plate can seal the top of the reverse osmosis membrane column, and the fastening bolt can reinforce sealing work of the sealing plate; the reverse osmosis membrane column can be conveniently sealed by the device, and meanwhile, the reverse osmosis membrane column can be more stably sealed.

Description

Technical Field

[0001] The utility model relates to the technical field of disc tube reverse osmosis, in particular to an upper end cap of a disc tube reverse osmosis membrane column. Background Art

[0002] Disc-tube reverse osmosis is a form of reverse osmosis. It is a membrane assembly specially used to treat high-concentration sewage. Its core technology is disc-tube diaphragm membrane column. The reverse osmosis diaphragm and hydraulic guide plate are stacked together, fixed with a central tie rod and end plate, and then placed in a pressure-resistant casing to form a membrane column. The disc-tube reverse osmosis membrane column is composed of a disc-type diaphragm, a guide plate, an O-type rubber gasket, a central tie rod and a pressure-resistant casing.

[0003] The prior art has the following deficiencies: when the upper head of the existing disc-tube reverse osmosis membrane column is used to seal the reverse osmosis membrane column, different reverse osmosis membrane columns have different sizes, so it is not possible to conveniently and stably press the inner parts of the reverse osmosis membrane column, and at the same time, it is not possible to ensure the stability of the head on the top of the reverse osmosis membrane, so that the head is prone to loosening, which in turn affects the sealing effect of the reverse osmosis membrane column. Utility Model Content

[0004] The purpose of the utility model is to provide a disc-tube reverse osmosis membrane column upper head, which enables the device to be sleeved on the outside of the reverse osmosis membrane column through a clamping plate, and the pressure plate can be adjusted according to the size of the inner side of the reverse osmosis membrane column through the rotation of four adjusting screws. The sealing plate can seal the top of the reverse osmosis membrane column, and the rotation of the fastening bolts can reinforce the sealing work of the sealing plate, so as to solve the above-mentioned deficiencies in the technology.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: the upper end cap of the disc-tube reverse osmosis membrane column includes a fixing mechanism installed on the outer side of the membrane column, and also includes:

[0006] The sealing mechanism is arranged at the inner top of the fixing mechanism and is used to seal the top of the disc-tube reverse osmosis membrane column;

[0007] The fixing mechanism comprises two fixing frames, and clamping plates are rotatably mounted at the bottoms of opposite ends of the two fixing frames, and connecting bolts are arranged between the inner walls on both sides of the two clamping plates;

[0008] The sealing mechanism includes a sealing plate, which is arranged on the inner top of the two fixing frames, and fastening bolts are arranged between the top of both ends of the sealing plate and the inner walls of the tops of the two fixing frames, and four adjusting screws are arranged on the inner wall of the bottom of the sealing plate, and driven gears are fixedly installed on the outer sides of the adjacent ends of the four adjusting screws, and pressure plates are arranged on the outer sides of the four adjusting screws, and the adjusting bolts are rotatably installed on the inner wall of the top of the sealing plate, and a driving gear is fixedly sleeved on the outer side of the bottom of the adjusting bolt, and the driving gear is meshed with four driven gears.

[0009] Preferably, the fixing mechanism comprises a movable groove, and two movable grooves are provided. The two movable grooves are respectively opened on the inner walls of the two fixing frames, and the bottoms of the inner walls of the two movable grooves are fixedly installed with traction springs.

[0010] Preferably, movable seats are fixedly mounted on the outer walls at both ends of the sealing plate, the bottoms of the two movable seats are respectively fixedly connected to the tops of the two traction springs, and the outer walls of the two movable seats are respectively movably connected to the inner walls of the two movable grooves.

[0011] Preferably, the tops of the inner walls of the two movable grooves are respectively threadedly connected to the two fastening bolts, and the bottoms of the two fastening bolts are respectively abuttingly connected to the tops of the two movable seats.

[0012] Preferably, the sealing mechanism comprises a mounting groove, wherein four mounting grooves are provided, and the four mounting grooves are opened in an annular manner at equal intervals on the bottom inner wall of the sealing plate, and the inner walls of the four mounting grooves are rotatably connected to four adjusting screw rods respectively.

[0013] Preferably, a slider is fixedly mounted on the top of each of the four pressure plates, the inner wall of the slider is threadedly connected to the outer wall of the adjacent adjusting screw rod, and the outer wall of the slider is movably connected to the inner wall of the adjacent mounting groove.

[0014] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0015] 1. The device can be sleeved onto the outside of the reverse osmosis membrane column by rotating the clamping plate from a vertical downward state to a horizontal state. The connecting bolts can connect and fix the two sides of the two clamping plates. The four adjusting screws can be rotated through the meshing action between the driving gear and the driven gear by the rotation of the adjusting bolts, and the distance between the four pressing plates can be adjusted, so that the pressing plates can be adjusted according to the size of the inner side of the reverse osmosis membrane column. The sealing plate can seal the top of the reverse osmosis membrane column under the elastic force of the traction spring. The rotation of the fastening bolts can reinforce the sealing work of the sealing plate, so that the device can seal the reverse osmosis membrane column conveniently, and also make the sealing of the reverse osmosis membrane column more stable;

[0016] 2. The movable groove can limit the movement of the movable seat, so that the sealing plate remains stable during the movement, so that the sealing plate can stably seal the top of the reverse osmosis membrane column. The installation groove can limit the movement of the slider, so that the pressure plate remains stable during the movement, and then the pressure plate can stably press the inner side of the reverse osmosis membrane column. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0019] Figure 2 It is a front vertical sectional view of the utility model.

[0020] Figure 3 For this utility model Figure 2 Enlarged view of part A.

[0021] Figure 4 It is an exploded view of the three-dimensional structure of the fixing mechanism of the utility model.

[0022] Figure 5 This is an exploded view of the sealing mechanism of the utility model when viewed from above.

[0023] Description of reference numerals:

[0024] 1. Fixing mechanism; 101. Fixing frame; 102. Clamping plate; 103. Connecting bolt; 104. Movable groove; 105. Traction spring; 106. Fastening bolt;

[0025] 2. Sealing mechanism; 201. Sealing plate; 202. Movable seat; 203. Mounting groove; 204. Adjusting screw rod; 205. Driven gear; 206. Sliding block; 207. Pressing plate; 208. Adjusting bolt; 209. Driving gear. DETAILED DESCRIPTION

[0026] The utility model provides Figure 1 The upper end cap of the disc-tube reverse osmosis membrane column shown includes a fixing mechanism 1 installed on the outside of the membrane column, and also includes:

[0027] The sealing mechanism 2 is arranged at the inner top of the fixing mechanism 1 and is used to seal the top of the disc-tube reverse osmosis membrane column.

[0028] In order to conveniently install the device on the outside of the disc-tube reverse osmosis membrane column, Figure 2 and Figure 4 As shown, the fixing mechanism 1 includes two fixing frames 101, and clamping plates 102 are rotatably installed at the bottom of the opposite ends of the two fixing frames 101. Connecting bolts 103 are arranged between the inner walls on both sides of the two clamping plates 102. The two clamping plates 102 are sleeved onto the outside of the disc-tube reverse osmosis membrane column, and then the two clamping plates 102 are connected and fixed using the connecting bolts 103, so that the device can be stably sleeved onto the outside of the membrane column.

[0029] In order to stably seal the top of the membrane column, Figure 2-Figure 3 and Figure 5 As shown, the sealing mechanism 2 includes a sealing plate 201, which is arranged on the inner top of the two fixing frames 101, and fastening bolts 106 are arranged between the top of both ends of the sealing plate 201 and the inner wall of the top of the two fixing frames 101, and four adjusting screws 204 are arranged on the inner wall of the bottom of the sealing plate 201, and the outer sides of the four adjusting screws 204 are fixedly installed with driven gears 205, and the outer sides of the four adjusting screws 204 are provided with pressure plates 207, and the inner wall of the top of the sealing plate 201 is rotatably installed with adjusting screws. Bolt 208, the outer side of the bottom of the adjusting bolt 208 is fixedly sleeved with a driving gear 209, the driving gear 209 is meshed with four driven gears 205, the fastening bolt 106 can adjust the position of the sealing plate 201, the adjusting bolt 208 rotates through the meshing action between the driving gear 209 and the driven gear 205, so that the four adjusting screw rods 204 rotate, and then the position of the four pressing plates 207 can be adjusted, so that the pressing plate 207 can stably press and seal the top of the reverse osmosis membrane column.

[0030] In order to keep the sealing plate 201 stable during the movement, Figure 2 and Figure 4-Figure 5 As shown, the fixing mechanism 1 includes a movable groove 104, and two movable grooves 104 are provided. The two movable grooves 104 are respectively opened on the inner walls of the two fixing frames 101, and the bottoms of the inner walls of the two movable grooves 104 are fixedly installed with traction springs 105. The outer walls of both ends of the sealing plate 201 are fixedly installed with movable seats 202. The bottoms of the two movable seats 202 are respectively fixedly connected to the tops of the two traction springs 105, and the outer walls of the two movable seats 202 are respectively movably connected to the inner walls of the two movable grooves 104. The tops of the inner walls of the two movable grooves 104 are respectively threadedly connected to the two fastening bolts 106, and the bottoms of the two fastening bolts 106 are respectively abutted against the tops of the two movable seats 202. The movable grooves 104 can limit the movement of the movable seats 202, so that the sealing plate 201 remains stable during the movement.

[0031] In order to keep the pressing plate 207 stable during the movement, Figure 2-Figure 3 and Figure 5As shown, the sealing mechanism 2 includes a mounting groove 203, and there are four mounting grooves 203. The four mounting grooves 203 are opened in an equidistant ring shape on the inner wall of the bottom of the sealing plate 201. The inner walls of the four mounting grooves 203 are rotatably connected to the four adjusting screw rods 204 respectively. The tops of the four pressure plates 207 are fixedly installed with sliders 206. The inner walls of the sliders 206 are threadedly connected to the outer walls of the adjacent adjusting screw rods 204. The outer walls of the sliders 206 are movably connected to the inner walls of the adjacent mounting grooves 203. The mounting grooves 203 can limit the movement of the sliders 206, so that the pressure plates 207 remain stable during the movement.

[0032] When sealing the top of the disc-tube reverse osmosis membrane column, the device is installed on the outside of the reverse osmosis membrane column, and the two clamping plates 102 are rotated from the vertical downward state to the horizontal state, so that the two clamping plates 102 can clamp the outside of the reverse osmosis membrane column, and then the inner walls of both sides of the two clamping plates 102 can be connected and fixed by using the connecting bolts 103, and then the driving gear 209 is rotated by rotating the adjusting bolts 208, and the four driven gears 205 are rotated through the meshing action between the gear parts, which can drive the four adjusting screw rods 204 to rotate, so that the sliders 206 can be moved along the inner walls of the four mounting grooves 203 respectively. By moving, the distance between the four pressure plates 207 can be adjusted, and then the movable seat 202 can be pushed to move along the inner wall of the adjacent movable groove 104 toward the top of the reverse osmosis membrane column by rotating the two fastening bolts 106, so that the traction spring 105 contracts. When the pressure plate 207 contacts the inner side of the top of the reverse osmosis membrane column, the sealing plate 201 can seal the top of the reverse osmosis membrane column, and then the sealing plate 201 can be reinforced by tightening the fastening bolts 106, so that the sealing plate 201 can stably seal the top of the reverse osmosis membrane column. This embodiment specifically solves the problem that the top of the reverse osmosis membrane column cannot be sealed conveniently and stably in the prior art, resulting in a weak seal.

[0033] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A disc-tube reverse osmosis membrane column upper end cap, comprising a fixing mechanism (1) installed on the outer side of the membrane column, characterized in that: Also includes: The sealing mechanism (2) is arranged at the inner top of the fixing mechanism (1) and is used to seal the top of the disc-tube reverse osmosis membrane column; The fixing mechanism (1) comprises two fixing frames (101), and a clamping plate (102) is rotatably mounted on the bottom of opposite ends of the two fixing frames (101), and connecting bolts (103) are provided between the inner walls on both sides of the two clamping plates (102); The sealing mechanism (2) comprises a sealing plate (201), the sealing plate (201) being arranged at the inner top of the two fixing frames (101), fastening bolts (106) being arranged between the top of both ends of the sealing plate (201) and the inner walls of the tops of the two fixing frames (101), four adjusting screws (204) being arranged on the inner wall of the bottom of the sealing plate (201), a driven gear (205) being fixedly mounted on the outer sides of the adjacent ends of the four adjusting screws (204), a pressing plate (207) being arranged on the outer sides of the four adjusting screws (204), an adjusting bolt (208) being rotatably mounted on the inner wall of the top of the sealing plate (201), a driving gear (209) being fixedly sleeved on the outer sides of the bottom of the adjusting bolt (208), and the driving gear (209) being meshed with the four driven gears (205).

2. The disc-tube reverse osmosis membrane column upper end cap according to claim 1 is characterized in that: The fixing mechanism (1) comprises a movable groove (104), two movable grooves (104) are provided, the two movable grooves (104) are respectively opened on the inner walls of two fixing frames (101), and the bottoms of the inner walls of the two movable grooves (104) are fixedly mounted with traction springs (105).

3. The disc-tube reverse osmosis membrane column upper head according to claim 2, characterized in that: Movable seats (202) are fixedly mounted on the outer walls at both ends of the sealing plate (201); the bottoms of the two movable seats (202) are respectively fixedly connected to the tops of the two traction springs (105); and the outer walls of the two movable seats (202) are respectively movably connected to the inner walls of the two movable grooves (104).

4. The disc-tube reverse osmosis membrane column upper head according to claim 2, characterized in that: The tops of the inner walls of the two movable grooves (104) are respectively threadedly connected to the two fastening bolts (106), and the bottoms of the two fastening bolts (106) are respectively abuttingly connected to the tops of the two movable seats (202).

5. The disc-tube reverse osmosis membrane column upper end cap according to claim 1, characterized in that: The sealing mechanism (2) comprises a mounting groove (203), wherein four mounting grooves (203) are provided, and the four mounting grooves (203) are opened in an annular manner at equal intervals on the inner wall of the bottom of the sealing plate (201), and the inner walls of the four mounting grooves (203) are rotatably connected to four adjusting screw rods (204) respectively.

6. The disc-tube reverse osmosis membrane column upper end cap according to claim 5, characterized in that: A slider (206) is fixedly mounted on the top of each of the four pressure plates (207); the inner wall of the slider (206) is threadedly connected to the outer wall of the adjacent adjusting screw rod (204); and the outer wall of the slider (206) is movably connected to the inner wall of the adjacent mounting groove (203).

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