Chemical vertical explosion-proof water pump

Abstract

The utility model relates to the technical field of chemical pumps, in particular to a chemical vertical anti-explosion water pump. The chemical vertical anti-explosion water pump comprises a long-shaft motor and further comprises a hollow pump body and a protection plate arranged on the top of the pump body, a round installation hole is formed in the protection plate, the long-shaft motor is arranged on the installation hole, the pump body is in threaded connection with the installation hole, an impeller is arranged at the bottom of the pump body, and the impeller is connected with the long-shaft motor. A shaft of the long-shaft motor penetrates into the pump body through the mounting hole to be connected with the impeller, a liquid outlet pipe is arranged on the outer wall of the pump body, and a first convenient connector is connected to the liquid outlet pipe. The device has the advantages of being simple in structure, convenient to disassemble and assemble and capable of saving production cost.

Description

TECHNICAL FIELD

[0001] The utility model relates to chemical industry pump technical field, concretely is a kind of chemical industry vertical explosion-proof water pump. BACKGROUND

[0002] Chemical pump is often used to transport chemical medium, widely used in chemical industry, and the anticorrosion acid and alkali resistant chemical pump is generally formed using PP plastic steel material, suitable for various acid and alkali liquid circulation, cooling, spray cleaning equipment, waste gas tower and other purposes.The existing anticorrosion acid and alkali resistant chemical pump usually uses flange structure to fix motor, which leads to high raw material cost, and is not conducive to reducing production cost;In addition, the motor and pump body of chemical pump often need to be cleaned, and the product structure of prior art is complex, and it is inconvenient to disassemble and clean. UTILITY MODEL CONTENT

[0003] The utility model aims at providing a vertical chemical pump with simple structure, convenient disassembly and assembly and reduced production cost.

[0004] To achieve the above object, the utility model provides the following technical scheme: a chemical industry vertical explosion-proof water pump, including long shaft motor, further including a hollow pump body and the protection board that is located at the top of the pump body, the protection board is opened with circular mounting hole, the long shaft motor is located on the mounting hole, the pump body is connected with the mounting hole by screw thread, the pump body bottom is equipped with impeller, the shaft of long shaft motor is connected with impeller by passing through mounting hole and entering pump body interior, the outer wall of pump body is equipped with liquid outlet pipe, and the first convenient connector is connected on the liquid outlet pipe.

[0005] Further, the first sealing shaft sleeve is arranged between the pump body and the shaft of the long shaft motor.

[0006] Further, the second sealing shaft sleeve is arranged between the shaft of the long shaft motor and the impeller.

[0007] Further, the liquid blocking member is sleeved outside the impeller, and the liquid inlet filter member is connected to the bottom of the liquid blocking member by screw thread.

[0008] Further, the first annular fastener and the elastic sealing member are sequentially connected between the liquid blocking member and the filter member.

[0009] Further, the hole diameter of the mounting hole is smaller than the cross-sectional diameter of the motor.

[0010] Further, the first convenient connector includes the second annular fastener and the connecting head which are sleeved with the liquid outlet pipe, and the nut which is sleeved on the connecting head and is connected with the liquid outlet pipe by screw thread.

[0011] Preferably, a through hole is formed on the protective plate away from one end of the mounting hole, and a bend pipe is mounted in the through hole, one end of the bend pipe is connected with the first convenient joint, and the other end extends out of the top of the protective plate through the through hole.

[0012] Preferably, one end of the bend pipe connected with the protective plate is provided with a second convenient joint.

[0013] Compared with the prior art, the utility model has the beneficial effects as follows:

[0014] 1、The utility model discloses a protective plate is used for fixing motor and pump body, can effectively reduce raw material cost, improve product competitiveness.

[0015] 2、The utility model discloses a bend pipe mounting hole is arranged on the protective plate, and the user can install the bend pipe according to the need, to adapt to different application scenarios, further improve the practicality of product.

[0016] 3、The utility model discloses pump body and motor between, pump body and liquid outlet pipe between all adopt movable connection, convenient to dismount, and the liquid outlet end is equipped with convenient joint, can connect different kinds of pipeline, when replacing pipeline or equipment, can change fast, convenient.

[0017] 4、The utility model discloses dry type shaft seal design, through setting up sealing bush between pump body, motor shaft and motor shaft and impeller, sealing performance is very good, can effectively avoid leakage, can prevent the corrosion gas from entering the motor, reduces the risk of equipment damage. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the assembly drawing of the utility model embodiment 1;

[0019] Figure 2 It is the assembly drawing of the utility model embodiment 2;

[0020] Figure 3 It is the front view of the utility model embodiment 2.

[0021] In the drawing:

[0022] 1, long shaft motor;2, first sealing bush;3, pump body;4, second sealing bush;5, impeller;6, first annular fastener;7, liquid blocking piece;8, elastic sealing element;9, filter element;10, first convenient joint;101, second annular fastener;102, connecting head;103, nut;11, protective plate;12, mounting hole;13, bend pipe;14, through hole;15, second convenient joint;16, liquid outlet pipe. CONCRETE IMPLEMENTATION

[0023] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described, obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0024] Embodiment 1

[0025] Please refer to Figure 1 The utility model discloses a chemical vertical explosion -proof water pump, a chemical vertical explosion -proof water pump, including long shaft motor 1, still including a hollow pump body 3 and located at the top of the pump body 3's guard board 11, the guard board 11 is opened with round mounting hole 12, the hole diameter of mounting hole 12 is less than the cross -section diameter of long shaft motor 1, long shaft motor 1 is located on mounting hole 12 and with Guard board 11 fixed. The pump body 3 is connected with mounting hole 12 screw thread, and the first sealing shaft sleeve 2 is arranged between the pump body 3 and the motor shaft, the bottom of the pump body 3 is equipped with impeller 5, the shaft of long shaft motor 1 passes through mounting hole 12 and enters the inside of pump body 3 and is connected with impeller 5, and the second sealing shaft sleeve is arranged between the shaft of long shaft motor 1 and impeller 5, the outside of impeller 5 is equipped with liquid blocking piece 7, and the liquid blocking piece 7 bottom is connected with liquid inlet filter piece 9 screw thread, and the first annular fastener 6 and elastic sealing element 8 are sequentially connected between the liquid blocking piece 7 and filter piece 9. The outer wall of the pump body 3 is equipped with liquid outlet pipe 16, and the first convenient connector 10 is connected to the liquid outlet pipe 16, the first convenient connector 10 includes the second annular fastener 101 and the connecting head 102 that are sleeved with the liquid outlet pipe 16, and the nut 103 that is sleeved with the connecting head 102 and is connected with the liquid outlet pipe 16 screw thread.

[0026] Due to the above structure, the motor and the pump body are fixed by the guard plate in the embodiment, flange is not needed, the raw material cost can be effectively reduced, and the product competitiveness is improved. The pump body and the motor are movably connected, the pump body and the liquid outlet pipe are movably connected, the liquid outlet end is provided with a convenient connector, different types of pipelines can be connected, the pipeline or equipment can be replaced quickly and conveniently, sealing shaft sleeves are arranged between the pump body and the motor shaft and between the motor shaft and the impeller, the corrosive gas can be effectively prevented from entering the motor, and the risk of equipment damage is reduced.

[0027] Embodiment 2

[0028] Please refer to Figures 2-3As shown, the utility model discloses a kind of chemical vertical explosion-proof water pump of embodiment 2, on the basis of embodiment 1, interface of extension pipeline is provided, specifically, the through hole 14 of installing elbow pipe is set on the end of protective plate 11 away from the mounting hole 12, one end of elbow pipe 13 is connected with the first convenient joint 10, and the other end passes through through hole 14 and extends from the top of protective plate 11, one end of the elbow pipe 13 connected with the protective plate 11 is equipped with the second convenient joint 15.

[0029] Since the above structure is used, in the embodiment, by setting elbow pipe mounting hole on protective plate, user can install elbow pipe according to needs, to adapt to different application scenarios, further improve the practicability of product.

[0030] The utility model in use, filter piece is placed below the liquid level of suction liquid, and equipment can be run, can be run empty, and equipment is not damaged due to empty running, and impeller is placed below the liquid level of suction liquid, and equipment can be started to work.

[0031] It should be noted that, in this paper, such as first and second relationship terms such as only use to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between entities or operations. Moreover, the term "includes", "contains" or any other variant thereof is intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or includes elements inherent in such process, method, article or equipment. Without more limitations, the element defined by the sentence "includes a …" does not exclude the presence of other identical elements in the process, method, article or equipment including the element.

[0032] 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 chemical vertical explosion-proof water pump comprising a long-shaft motor, characterized in that: The utility model also comprises a hollow pump body and a protection plate arranged on the top of the pump body, wherein a circular mounting hole is formed on the protection plate, the long-shaft motor is arranged on the mounting hole, the pump body is in threaded connection with the mounting hole, an impeller is arranged on the bottom of the pump body, the shaft of the long-shaft motor penetrates into the pump body through the mounting hole and is connected with the impeller, the outer wall of the pump body is provided with a liquid outlet pipe, and the liquid outlet pipe is connected with a first convenient connector.

2. The vertical explosion-proof chemical water pump according to claim 1, characterized in that: A first sealing shaft sleeve is arranged between the pump body and the shaft of the long-shaft motor.

3. The vertical explosion-proof chemical water pump according to claim 1, characterized in that: A second sealing shaft sleeve is arranged between the shaft of the long-shaft motor and the impeller.

4. The vertical explosion-proof chemical water pump according to claim 1, characterized in that: A liquid blocking member is arranged outside the impeller, and a liquid inlet filter is in threaded connection with the bottom of the liquid blocking member.

5. The chemical vertical anti-explosion water pump according to claim 4, characterized in that: A first annular fastener and an elastic sealing member are sequentially connected between the liquid blocking member and the liquid inlet filter.

6. The vertical explosion-proof chemical water pump according to claim 1, characterized in that: The hole diameter of the mounting hole is smaller than the cross-sectional diameter of the motor.

7. The vertical explosion-proof chemical water pump according to claim 1, characterized in that: The first convenient connector comprises a second annular fastener and a connecting head which are sleeved with the liquid outlet pipe, and a nut which is sleeved on the connecting head and is in threaded connection with the liquid outlet pipe.

8. The vertical explosion-proof chemical water pump according to claim 1, characterized in that: A through hole is formed on the end of the protection plate which is away from the mounting hole, a bend pipe is arranged in the through hole, one end of the bend pipe is connected with the first convenient connector, and the other end of the bend pipe penetrates through the through hole and extends out of the top of the protection plate.

9. The chemical vertical anti-explosion water pump according to claim 8, characterized in that: The end of the bend pipe which is connected with the protection plate is provided with a second convenient connector.

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