Chemical centrifugal pump with heat preservation and anti-freezing structure

Abstract

The chemical centrifugal pump with the heat preservation anti-freezing structure comprises a heat preservation base, a centrifugal pump body, a heating rod and a draught fan, positioning arms are fixed to the outer walls of the front side and the rear side of the heat preservation base, limiting sleeves are arranged on the outer walls of the upper ends of the positioning arms in a sleeved mode, and the centrifugal pump body is installed in the heat preservation base. A heat preservation cover is movably connected to the upper surface of the heat preservation base, clamping sleeves are fixed to the outer walls of the front side and the rear side of the heat preservation cover correspondingly, upper heat preservation sleeves are fixedly installed on the left side and the right side of the lower end of the heat preservation cover correspondingly, a heating box is fixedly installed on the upper surface of the heat preservation cover, and an air inlet pipe and an air outlet pipe are fixed to the left side and the right side of the heating box correspondingly in a penetrating mode. And a heating rod and a fan are arranged on the two sides of the inner wall of the heating box correspondingly. According to the chemical centrifugal pump with the heat-preservation and anti-freezing structure, the heat-preservation mechanism and the heating mechanism can be started conveniently, so that a user can maintain the chemical centrifugal pump and the heating mechanism conveniently, and the working stability of the device is prevented from being affected.

Description

TECHNICAL FIELD

[0001] The utility model relates to chemical centrifugal pump technical field, concretely is a chemical centrifugal pump with heat preservation anti -freezing structure. BACKGROUND

[0002] Chemical centrifugal pump is applied to the centrifugal pump in chemical field, and the centrifugal force produced by the high speed rotation of impeller makes liquid under the action of centrifugal force from the impeller center to the periphery, thereby entering the pump shell and discharging, has the characteristics such as stable operation, corrosion resistance and high temperature resistance, therefore, chemical centrifugal pump is widely used in petroleum chemical industry, chemical pharmacy and food processing etc.

[0003] However, the existing chemical centrifugal pump with heat preservation anti -freezing structure has the following problems when using:

[0004] In order to facilitate user maintenance chemical centrifugal pump and heating mechanism, ensure the working stability of device, need the heat preservation mechanism and heating mechanism on chemical centrifugal pump are convenient to open, and the existing chemical centrifugal pump with heat preservation anti -freezing structure is inconvenient to open heat preservation mechanism and heating mechanism, thereby leading to user not easy to maintain chemical centrifugal pump and heating mechanism, thereby easily affecting the working stability of device.

[0005] In view of the above problem, it is urgent to make innovative design on the basis of the original chemical centrifugal pump with heat preservation anti -freezing structure. CONTENT OF UTILITY MODEL

[0006] The utility model is provided with a chemical centrifugal pump with heat preservation anti -freezing structure to solve the problem that the existing chemical centrifugal pump with heat preservation anti -freezing structure is inconvenient to open heat preservation mechanism and heating mechanism, thereby leading to user not easy to maintain chemical centrifugal pump and heating mechanism, thereby easily affecting the working stability of device.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: A chemical centrifugal pump with heat -preserving anti -freezing structure, including heat preservation base, centrifugal pump body, heating rod and fan, the both sides outer walls of heat preservation base are fixed with positioning arm, and the upper end outer wall of positioning arm is equipped with limit sleeve, and the inside of heat preservation base is installed with centrifugal pump body, and the left and right sides of heat preservation base are all fixed with lower heat preservation sleeve, and the upper surface of lower heat preservation sleeve is bonded with lower heat preservation pad, the upper surface of heat preservation cover is fixed with heating box, and the left and right sides of heating box are respectively fixed with air inlet pipe and air outlet pipe, and the both sides of heating box inner wall are provided with heating rod and fan respectively, and the upper end of heating box is hinged with cover plate, and the lower surface of cover plate is bonded with sealing pad.

[0008] Preferably, the heat preservation base and the heat preservation cover are attached, the clamping sleeve and the positioning arm form a sliding structure.

[0009] Preferably, the positioning arm and the limit sleeve are threadedly connected, and the limit sleeve and the clamping sleeve are attached.

[0010] Preferably, the lower heat preservation sleeve and the upper heat preservation sleeve are attached, the lower heat preservation pad and the upper heat preservation pad are attached, and the lower heat preservation pad and the upper heat preservation pad are attached to the centrifugal pump body.

[0011] Preferably, the air inlet pipe and the air outlet pipe are in communication with the heat preservation cover.

[0012] Preferably, the sealing pad and the heating box are attached.

[0013] Preferably, the end surface of the cover plate is fixedly connected with a locking plate, the inner wall of the locking plate is movably connected with a knob, and the outer wall of the heating box on the side of the knob is fixedly connected with a clamping plate.

[0014] Preferably, the knob is threadedly connected with the locking plate and the clamping plate.

[0015] Compared with the prior art, the chemical centrifugal pump with heat -preserving anti -freezing structure has the advantages that the heat preservation mechanism and the heating mechanism can be easily opened, so that the user can easily maintain the chemical centrifugal pump and the heating mechanism, and the working stability of the device is not affected.

[0016] Through the rotation of the limiting sleeve, the limiting sleeve is separated from the positioning arm, then through the movement of the heat preservation cover, the heat preservation cover is separated from the heat preservation base, so as to open the heat preservation mechanism, next through the rotation of the knob, the knob is separated from the clamping plate, so as to facilitate opening the cover plate to complete the opening of the heating mechanism, therefore, the device is convenient to open the heat preservation mechanism and the heating mechanism, so as to facilitate the user to maintain the chemical centrifugal pump and the heating mechanism, and avoid affecting the working stability of the device. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a front view structure schematic diagram of the utility model;

[0018] Figure 2 It is a front view structure schematic diagram of the utility model;

[0019] Figure 3 It is a positioning arm side cut structure schematic diagram of the utility model;

[0020] Figure 4 It is a heat preservation base local plan view structure schematic diagram of the utility model;

[0021] Figure 5 It is a heating box front cut structure schematic diagram of the utility model.

[0022] In the drawing: 1, heat preservation base; 2, positioning arm; 3, limiting sleeve; 4, centrifugal pump body; 5, lower heat preservation sleeve; 6, lower heat preservation pad; 7, heat preservation cover; 8, clamping sleeve; 9, upper heat preservation sleeve; 10, upper heat preservation pad; 11, heating box; 12, air inlet pipe; 13, air outlet pipe; 14, heating rod; 15, fan; 16, cover plate; 17, sealing pad; 18, locking plate; 19, knob; 20, clamping plate. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] Please refer to Figures 1-5The utility model provides a technical scheme: a chemical centrifugal pump with heat preservation anti -freezing structure, including heat preservation base 1, positioning arm 2, limit bush 3, centrifugal pump body 4, lower heat preservation cover 5, lower heat preservation pad 6, heat preservation cover 7, clamping sleeve 8, upper heat preservation cover 9, upper heat preservation pad 10, heating box 11, air inlet pipe 12, air outlet pipe 13, heating rod 14, fan 15, apron 16, sealing washer 17, locking plate 18, knob 19 and clamping plate 20, the both sides outer wall of heat preservation base 1 is fixed with positioning arm 2, and the upper end outer wall of positioning arm 2 is equipped with limit bush 3, and the inside of heat preservation base 1 is installed with centrifugal pump body 4, and the both sides of heat preservation base 1 are fixed with lower heat preservation cover 5, and the upper surface of lower heat preservation cover 5 is bonded with lower heat preservation pad 6, and the upper surface of heat preservation base 1 is movably connected with heat preservation cover 7, and the both sides outer wall of heat preservation cover 7 is fixed with clamping sleeve 8, and the both sides of heat preservation cover 7 lower end are fixedly installed with upper heat preservation cover 9, and the lower surface of upper heat preservation cover 9 is bonded with upper heat preservation pad 10, and the upper surface of heat preservation cover 7 is fixedly installed with heating box 11, and the both sides of heating box 11 are respectively penetrated with air inlet pipe 12 and air outlet pipe 13, and the both sides of heating box 11 inner wall are respectively provided with heating rod 14 and fan 15, and the upper end of heating box 11 is hinged with apron 16, and the lower surface of apron 16 is bonded with sealing washer 17.

[0025] Heat preservation base 1 and heat preservation cover 7 are attached, clamping sleeve 8 and positioning arm 2 form a sliding structure, which facilitates the user to move and disassemble heat preservation cover 7, and heat preservation cover 7 drives clamping sleeve 8 to slide relative to positioning arm 2.

[0026] Positioning arm 2 and limit bush 3 are threadedly connected, and limit bush 3 and clamping sleeve 8 are attached, which facilitates the user to rotate limit bush 3, so that limit bush 3 moves along positioning arm 2 and is attached to clamping sleeve 8, thereby limiting heat preservation cover 7.

[0027] Lower heat preservation cover 5 and upper heat preservation cover 9 are attached, lower heat preservation pad 6 and upper heat preservation pad 10 are attached, and lower heat preservation pad 6 and upper heat preservation pad 10 are attached to centrifugal pump body 4, which facilitates the user to disassemble heat preservation cover 7, upper heat preservation cover 9 is separated from lower heat preservation cover 5, upper heat preservation pad 10 is separated from lower heat preservation pad 6, and lower heat preservation pad 6 and upper heat preservation pad 10 are attached to centrifugal pump body 4, thereby reducing the heat emitted by centrifugal pump body 4.

[0028] Air inlet pipe 12 and air outlet pipe 13 are communicated with heat preservation cover 7, which facilitates the hot air to circulate in the device through air inlet pipe 12 and air outlet pipe 13.

[0029] Sealing washer 17 and heating box 11 are attached, which facilitates the sealing of heating box 11 through sealing washer 17.

[0030] The end upper surface of the cover plate 16 is fixedly connected with a locking plate 18, the inner wall of the locking plate 18 is movably connected with a knob 19, and the outer wall of the heating box 11 on the side of the knob 19 is fixedly installed with a clamping plate 20, so as to limit the cover plate 16 and make the device work stably.

[0031] The knob 19 is threadedly arranged with the locking plate 18 and the clamping plate 20, so that the user can rotate the knob 19 to make the knob 19 move relative to the locking plate 18 and insert into the clamping plate 20, thereby limiting the closed cover plate 16.

[0032] Working principle: when the chemical centrifugal pump with the heat preservation and anti-freezing structure is used, first, Figures 1-5 as shown, when the centrifugal pump body 4 works, the user starts the heating rod 14 and the fan 15, then the fan 15 blows the air heated by the heating rod 14 from the heating box 11 into the air inlet pipe 12, next the hot air enters the space formed by the heat preservation base 1 and the heat preservation cover 7 through the air inlet pipe 12, then the air in the heat preservation base 1 and the heat preservation cover 7 enters the heating box 11 through the air outlet pipe 13, so that the hot air circulates in the device to heat the centrifugal pump body 4, at the same time, the heat preservation base 1, the lower heat preservation sleeve 5, the lower heat preservation pad 6, the heat preservation cover 7, the upper heat preservation sleeve 9 and the upper heat preservation pad 10 reduce heat loss, thereby completing the heat preservation and anti-freezing of the chemical centrifugal pump, avoiding freezing of the material in the chemical centrifugal pump, when the chemical centrifugal pump and the heating mechanism need to be maintained, the user closes the centrifugal pump body 4, the heating rod 14 and the fan 15, then the user rotates the limiting sleeve 3 to make the limiting sleeve 3 separate from the positioning arm 2, next the user moves the heat preservation cover 7 to make the heat preservation cover 7 separate from the heat preservation base 1, at the same time, the heat preservation cover 7 drives the clamping sleeve 8 to separate from the positioning arm 2, so as to open the heat preservation mechanism to facilitate the user to maintain the chemical centrifugal pump, then the user rotates the knob 19 to make the knob 19 move relative to the locking plate 18 and separate from the clamping plate 20, next the user rotates the cover plate 16 to make the sealing gasket 17 separate from the heating box 11, so as to open the heating mechanism to facilitate the user to maintain the heating rod 14 and the fan 15 in the heating mechanism, therefore, the device is convenient to open the heat preservation mechanism and the heating mechanism, thereby facilitating the user to maintain the chemical centrifugal pump and the heating mechanism, avoiding affecting the working stability of the device.

[0033] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A chemical centrifugal pump with a heat-insulating and anti-freezing structure, comprising a heat-insulating base (1), a centrifugal pump body (4), a heating rod (14), and a fan (15), characterized in that: Positioning arms (2) are fixed to the outer walls of the front and rear sides of the heat-insulating base (1), and a limiting sleeve (3) is fitted on the upper outer wall of the positioning arm (2). A centrifugal pump body (4) is installed inside the heat-insulating base (1). Lower heat-insulating sleeves (5) are fixed to the left and right sides of the heat-insulating base (1). A lower heat-insulating pad (6) is adhered to the upper surface of the lower heat-insulating sleeve (5). A heat-insulating cover (7) is movably connected to the upper surface of the heat-insulating base (1). A retaining sleeve (8) is fixed to the outer walls of the front and rear sides of the heat-insulating cover (7). The lower left side of the heat-insulating cover (7) is also fixed to the upper surface of the heat-insulating base (1). Upper insulation sleeves (9) are fixedly installed on both sides of the right side, and upper insulation pads (10) are glued to the lower surface of the upper insulation sleeves (9). A heating box (11) is fixedly installed on the upper surface of the insulation cover (7), and an air inlet pipe (12) and an air outlet pipe (13) are fixedly installed through the left and right sides of the heating box (11), respectively. A heating rod (14) and a fan (15) are respectively installed on both sides of the inner wall of the heating box (11), and a cover plate (16) is hinged to the upper end of the heating box (11). At the same time, a sealing gasket (17) is glued to the lower surface of the cover plate (16).

2. A chemical centrifugal pump with a heat insulation and antifreeze structure according to claim 1, characterized in that: The heat-insulating base (1) and the heat-insulating cover (7) are fitted together, and the sleeve (8) and the positioning arm (2) form a sliding structure.

3. A chemical centrifugal pump with a heat insulation and antifreeze structure according to claim 1, characterized in that: The positioning arm (2) and the limiting sleeve (3) are threaded together, and the limiting sleeve (3) and the ferrule (8) are fitted together.

4. A chemical centrifugal pump with a heat insulation and antifreeze structure according to claim 1, characterized in that: The lower insulation sleeve (5) and the upper insulation sleeve (9) are fitted together, the lower insulation pad (6) and the upper insulation pad (10) are fitted together, and both the lower insulation pad (6) and the upper insulation pad (10) are fitted together and connected to the centrifugal pump body (4).

5. A chemical centrifugal pump with a heat-insulating and anti-freezing structure according to claim 1, characterized in that: Both the air inlet pipe (12) and the air outlet pipe (13) are connected to the heat insulation cover (7).

6. A chemical centrifugal pump with a heat-insulating and anti-freezing structure according to claim 1, characterized in that: The sealing gasket (17) and the heating box (11) are fitted together.

7. A chemical centrifugal pump with a heat-insulating and anti-freezing structure according to claim 1, characterized in that: A locking plate (18) is fixedly connected to the upper surface of the end of the cover plate (16), and a knob (19) is movably connected to the inner wall of the locking plate (18), and a card plate (20) is fixedly installed on the outer wall of the heating box (11) on the side of the knob (19).

8. A chemical centrifugal pump with a heat insulation and antifreeze structure according to claim 7, characterized in that: The knob (19) is threaded onto the locking plate (18) and the card plate (20) respectively.

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