Heating thermal insulation sleeve

Abstract

The utility model relates to the technical field of flow meters, in particular to a heating heat preservation sleeve which comprises a flow meter body, a connecting pipe is installed at the bottom of the flow meter body, a communicating pipe is installed at the bottom of the connecting pipe, and an anti-freezing assembly is installed at the top of the communicating pipe. The utility model relates to a heating thermal insulation sleeve which is particularly used in a flowmeter, a first thermal insulation sleeve and a second thermal insulation sleeve are matched with each other, a flowmeter body is subjected to thermal insulation, the thermal insulation effect of the flowmeter is improved, the phenomenon that a measuring medium in a measuring element is prone to being knotted and frozen is avoided, an anti-freezing assembly is convenient to disassemble and assemble, and the anti-freezing effect is good. The anti-freezing assembly of the first warm keeping sleeve and the anti-freezing assembly of the second warm keeping sleeve arranged at the top of the connecting plate can be disassembled only by pulling the second pull ring out of the inserting groove of the limiting inserting plate and disassembling the installation parts on the two sides, the practicability of the anti-freezing assembly is improved, and great convenience is brought to a user.

Description

Technical Field

[0001] The utility model relates to the technical field of flow meters, in particular to a heating and heat-insulating sleeve. Background Art

[0002] The differential pressure flowmeter uses the working principle that there is a certain relationship between the pressure difference and flow rate generated when the medium fluid flows through the throttling device for measurement.

[0003] A Chinese patent discloses a flow meter (authorization announcement number CN 212747917 U). This patented technology can monitor the flow rate in real time synchronously with the control valve. However, the winter temperature in the north is relatively low. In production and life, steam metering mostly uses differential pressure flow meters. Because the measuring elements are mostly set outdoors, the measuring medium is easy to freeze and freeze, which seriously affects normal production.

[0004] Therefore, those skilled in the art provide a heating and heat preservation sleeve to solve the problems raised in the above background technology. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a heating and heat-insulating sleeve, comprising a flow meter body, a connecting pipe is installed at the bottom of the flow meter body, a connecting pipe is installed at the bottom of the connecting pipe, and an antifreeze component is installed on the top of the connecting pipe. The antifreeze component comprises a first thermal insulation sleeve, a second thermal insulation sleeve, a rotating column, a protective cover, a pull ring 1, a connecting plate, a mounting plate, a protective rubber, a receiving plate, a slot, a limit plug plate, a pull ring 2, a protective ring, a fixing plate and a fixing bolt. A rotating column is arranged on the outer side of the first thermal insulation sleeve and the second thermal insulation sleeve, a protective cover is arranged on the right side of the rotating column, a pull ring 1 is arranged on the front part of the protective cover, the bottom of the first thermal insulation sleeve and the second thermal insulation sleeve are both vertically connected with the connecting plate, a mounting plate is arranged at the right end of the connecting plate, a protective rubber pad is arranged at the bottom of the mounting plate, a receiving plate is arranged on the outer side of the mounting plate, a slot is opened on the upper side of the receiving plate, a limit plug plate is inserted and connected inside the slot, a pull ring 2 is fixed on the outer side end of the limit plug plate, and a thermal insulation protective ring is arranged at the bottom of the receiving plate.

[0006] Preferably: connecting flanges are installed on both sides of the connecting pipe, and holes are provided on the surface of the connecting flanges. The connecting flanges and the holes cooperate with each other to facilitate the installation of the connecting pipe. The number of the first thermal insulation cover and the second thermal insulation cover are both two, and they are symmetrically arranged.

[0007] Preferably: a connection is inserted between the limit plug plate and the slot, the thermal insulation protection ring is connected to the convection pipe ring, a fixing plate is fixed on the thermal insulation protection ring, the number of the fixing plates is two, and fixing bolts are arranged on the fixing plates.

[0008] Technical effects and advantages of the utility model:

[0009] The present application relates to a heating and heat-insulating cover, which is specifically used in a flow meter. The utility model insulates the flow meter body by cooperating with the first heat-insulating cover and the second heat-insulating cover, thereby improving the heat-insulating effect of the flow meter and preventing the measuring medium in the measuring element from being easily frozen and easy to freeze. The antifreeze component is easy to disassemble and assemble. It only needs to pull out the pull ring 2 from the slot of the limit plug plate to disassemble the installation on both sides, and then the antifreeze component of the first heat-insulating cover and the second heat-insulating cover arranged on the top of the connecting plate can be disassembled, thereby improving the practicality of the antifreeze component and bringing great convenience to the user. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 This is a schematic diagram of the structure of a heating and heat preservation sleeve provided in an embodiment of the present application. Figure 1 ;

[0011] Figure 2 This is a schematic diagram of the structure of a heating and heat preservation sleeve provided in an embodiment of the present application. Figure 2 ;

[0012] Figure 3 It is a schematic structural diagram of a top view of a heating and heat preservation sleeve provided in an embodiment of the present application;

[0013] Figure 4 This is a schematic diagram of the structure of a heating and heat preservation sleeve provided in an embodiment of the present application. Figure 3 ;

[0014] Figure 5 It is a structural schematic diagram of a cross-sectional view of a heating and heat-insulating sleeve provided in an embodiment of the present application;

[0015] Figure 6 This is a heating and heat preservation sleeve provided in the embodiment of the present application. Figure 5 The structural diagram at A in the middle;

[0016] Figure 7 This is a heating and heat preservation sleeve provided in the embodiment of the present application. Figure 1 Schematic diagram of the structure at B in the figure.

[0017] In the figure: 1. flow meter body; 2. connecting pipe; 3. connecting flange; 4. first thermal insulation cover; 5. second thermal insulation cover; 6. rotating column; 7. protective cover; 8. pull ring 1; 9. connecting plate; 10. mounting plate; 11. protective rubber pad; 13. receiving plate; 14. slot; 15. limit plug plate; 16. pull ring 2; 17. thermal insulation protection ring; 18. fixing plate; 19. fixing bolt. DETAILED DESCRIPTION

[0018] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations are obvious to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific purposes. Example 1

[0019] See also Figures 1 to 7In this embodiment, a heating and heat preservation sleeve is provided, including a flow meter body 1, a connecting pipe is installed at the bottom of the flow meter body 1, a connecting pipe 2 is installed at the bottom of the connecting pipe, connecting flanges 3 are installed on both sides of the connecting pipe 2, and holes are arranged on the surface of the connecting flange 3. The connecting flange 3 and the holes cooperate with each other to facilitate the installation of the connecting pipe 2. An antifreeze component is installed on the top of the connecting pipe 2, and the antifreeze component includes a first heat preservation sleeve 4, a second heat preservation sleeve 5, a rotating column 6, a protective cover 7, a pull ring 8, a connecting plate 9, a mounting plate 10, a protective rubber, a receiving plate 13, a slot 14, and a limit plug plate 1 5, a pull ring 16, a protective ring, a fixing plate 18 and a fixing bolt 19, the number of the first thermal insulation cover 4 and the second thermal insulation cover 5 is two, and they are symmetrically arranged. A rotating column 6 is arranged on the outside of the first thermal insulation cover 4 and the second thermal insulation cover 5, a protective cover 7 is arranged on the right side of the rotating column 6, and a pull ring 8 is arranged on the front of the protective cover 7. The bottoms of the first thermal insulation cover 4 and the second thermal insulation cover 5 are vertically connected with a connecting plate 9, a mounting plate 10 is arranged on the right end of the connecting plate 9, and a protective rubber pad 11 is arranged on the bottom of the mounting plate 10. A receiving plate 13 is arranged on the outside of the mounting plate 10, and a slot 14 is opened on the upper side of the receiving plate 13. The slot 14 A limited plug plate 15 is inserted and connected inside, and a connection is inserted between the limited plug plate 15 and the slot 14. A pull ring 16 is fixed to the outer end of the limited plug plate 15. A heat preservation protection ring 17 is provided at the bottom of the receiving plate 13. The heat preservation protection ring 17 is connected to the convection pipe ring. A fixing plate 18 is fixed on the heat preservation protection ring 17. The number of the fixing plates 18 is two, and a fixing bolt 19 is provided on the fixing plate 18. When in use, by setting an antifreeze component, the first thermal insulation cover 4 and the second thermal insulation cover 5 in the antifreeze component are made of polyurethane material, so that the thermal conductivity of the antifreeze component is relatively low, the heat resistance is good, and the aging resistance effect is good. The thermal insulation protection ring 17 in the antifreeze component 4 insulates the connecting pipe 2, and the first thermal insulation cover 4 and the second thermal insulation cover 5 cooperate with each other to insulate the flow meter body 1, thereby improving the thermal insulation effect of the flow meter and preventing the measuring medium in the measuring element from being easily frozen and easy to freeze. The antifreeze component is easy to disassemble and assemble. It only needs to pull out the pull ring 16 from the slot 14 of the limit plug plate 15 to disassemble the installation on both sides, and then the antifreeze component of the first thermal insulation cover 4 and the second thermal insulation cover 5 set on the top of the connecting plate 9 can be disassembled, thereby improving the practicability of the antifreeze component and bringing great convenience to the user.

[0020] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. Structures, devices and operating methods not specifically described and explained in the present invention shall be implemented according to conventional means in the field unless otherwise specified and limited.

Claims

1. A heating and insulation sleeve, comprising a flow meter body (1), characterized in that: A connecting pipe is installed at the bottom of the flow meter body (1), a connecting pipe (2) is installed at the bottom of the connecting pipe, and an antifreeze component is installed at the top of the connecting pipe (2). The antifreeze component comprises a first thermal insulation cover (4), a second thermal insulation cover (5), a rotating column (6), a protective cover (7), a first pull ring (8), a connecting plate (9), a mounting plate (10), a protective rubber, a receiving plate (13), a slot (14), a limit plug plate (15), a second pull ring (16), a protective ring, a fixing plate (18) and a fixing bolt (19). The first thermal insulation cover (4) and the second thermal insulation cover (5) are provided with a rotating column (6), and an antifreeze component is provided on the right side of the rotating column (6). A protective cover (7) is provided with a pull ring 1 (8) at the front of the protective cover (7); the bottoms of the first thermal insulation cover (4) and the second thermal insulation cover (5) are vertically connected to a connecting plate (9); a mounting plate (10) is provided at the right end of the connecting plate (9); a protective rubber pad (11) is provided at the bottom of the mounting plate (10); a receiving plate (13) is provided at the outer side of the mounting plate (10); a slot (14) is provided at the upper side of the receiving plate (13); a limit plug plate (15) is inserted and connected inside the slot (14); a pull ring 2 (16) is fixed to the outer end of the limit plug plate (15); and a thermal insulation protection ring (17) is provided at the bottom of the receiving plate (13).

2. A heating and insulation cover according to claim 1, characterized in that: Connecting flanges (3) are installed on both the left and right sides of the connecting pipe (2), and holes are provided on the surfaces of the connecting flanges (3).

3. A heating and insulation cover according to claim 1, characterized in that: The number of the first thermal insulation cover (4) and the number of the second thermal insulation cover (5) are both two, and they are arranged symmetrically with each other.

4. A heating and heat preservation sleeve according to claim 1, characterized in that: The limiting plug plate (15) and the slot (14) are plug-connected.

5. A heating and heat preservation sleeve according to claim 1, characterized in that: The thermal insulation protection ring (17) is connected to the circulation pipe ring, and a fixing plate (18) is fixed on the thermal insulation protection ring (17).

6. A heating and heat preservation sleeve according to claim 1, characterized in that: There are two fixing plates (18), and fixing bolts (19) are provided on the fixing plates (18).

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