Fire pump easy to connect

Abstract

The utility model relates to a fire-fighting water pump easy to connect, which belongs to the technical field of fire-fighting water pumps and comprises a fire-fighting water pump, a water outlet channel and a water inlet channel are arranged on the fire-fighting water pump, a pipeline is arranged on one side of the water outlet channel, and a connecting structure and a locking structure are arranged on the water outlet channel. The connecting structure comprises a connecting sleeve fixedly installed on the outer surface of the water outlet channel. According to the fire pump easy to connect, by arranging a connecting structure and a locking structure, a pipeline and a water outlet channel are connected in an inserted mode, then a handle component is rotated, a control outer ring is driven to rotate, a threaded sleeve in threaded connection with the interior of the control outer ring drives two limiting blocks to move rightwards, the moving limiting blocks extrude positioning pins, and the positioning pins are fixed; and the two positioning pins are pressed into the pipeline, so that the fire pump and the pipeline are quickly connected, the time required for connecting the fire pump and the pipeline is greatly shortened, the fire extinguishing and rescuing efficiency can be effectively improved, and then the loss caused by a fire disaster is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to fire pump technical field, concretely is a kind of fire pump of easy connection. BACKGROUND

[0002] Fire pump is the key core equipment of fire water supply system, bears the heavy responsibility of conveying fire water in fire fighting, is divided into fire hydrant pump and sprinkler pump according to use, is divided into centrifugal pump, axial flow pump and mixed flow pump according to water pump structure, wherein centrifugal pump starts, motor drives impeller to rotate at high speed, water in pump cavity is thrown to impeller edge under centrifugal force, forms high-speed water flow, at this time, low-pressure zone is formed in the center of impeller, external water source is driven by the pressure difference between atmospheric pressure and pump pressure, and continues to flow into supplement, high-speed water flow is thrown out through pump shell diffuser passage, speed drops, pressure rises, finally reaches the purpose of conveying high-pressure water, fire pump installation position is dry, ventilated, convenient for overhaul, foundation is stable, avoids running vibration displacement, pump inlet and outlet pipeline connection is accurate, and is strictly centered.

[0003] At present, in prior art, fire pump and pipeline connection are connected by flange and fixed screw, before carrying out fire fighting and rescue, high-pressure pipeline needs to be quickly connected with fire pump, and it needs ten seconds to adopt flange and fixed screw connection, and in fire fighting and rescue, the earlier fire fighting is carried out, the less loss caused by fire will be, thus a kind of fire pump of easy connection is proposed to solve the above problems. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of prior art, the utility model provides a kind of fire pump of easy connection, with the advantages of quickly connecting fire pump and pipeline, solve the problem that fire pump and pipeline connection are connected by flange and fixed screw, before carrying out fire fighting and rescue, high-pressure pipeline needs to be quickly connected with fire pump, and it needs ten seconds to adopt flange and fixed screw connection, and in fire fighting and rescue, the earlier fire fighting is carried out, the less loss caused by fire will be.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of fire pump of easy connection, including fire pump, the water outlet passage and water inlet passage are arranged on the fire pump, the side of the water outlet passage is provided with pipeline, the water outlet passage is provided with connecting structure and locking structure;

[0006] The connecting structure comprises a connecting sleeve fixedly installed on the outer surface of the water outlet channel, a sealing rubber ring sleeved on the water outlet channel is installed on the inner peripheral wall of the connecting sleeve, two positioning pins penetrating one end and extending into the pipeline are installed in the connecting sleeve, two anti-dropping components for preventing the positioning pins from slipping are arranged in the connecting sleeve, a limiting block penetrating one end and extending into the connecting sleeve and used for limiting the position of the positioning pin is slidingly installed on the top and bottom of the connecting sleeve, and a threaded sleeve fixedly connected with the two limiting blocks is slidingly installed on the outer surface of the connecting sleeve.

[0007] Further, the locking structure comprises a control outer ring rotatingly installed on the outer surface of the connecting sleeve, the inner peripheral wall of the control outer ring is in threaded connection with the outer surface of the threaded sleeve, a supporting component for supporting the rotation of the control outer ring is installed on the outer surface of the connecting sleeve, and a handle component is fixedly installed on the outer surface of the control outer ring.

[0008] Further, the water outlet channel and the water inlet channel are fixedly connected with the fire-fighting water pump respectively, and one end of the water outlet channel and the pipeline is inserted.

[0009] Further, two installation grooves are formed in the top of the connecting sleeve, the two limiting blocks are slidingly installed in the two installation grooves respectively, and the two positioning pins are located in the two installation grooves respectively.

[0010] Further, the two anti-dropping components each comprise a guide block and a guide groove, the guide block is fixedly installed between the front and rear sidewalls of the inner cavity of the installation groove, the guide groove is formed in the positioning pin, and the outer surface of the guide block is in sliding connection with the inner wall of the limiting groove.

[0011] Further, the supporting component comprises two bearings, the outer peripheral walls of the two bearings are fixedly connected with the inner peripheral wall of the control outer ring respectively, and the inner peripheral walls of the two bearings are fixedly connected with the outer surface of the connecting sleeve respectively.

[0012] Further, the handle component comprises two arc-shaped plates and two connecting rods, the two arc-shaped plates are fixedly installed on the outer surface of the control outer ring respectively, and one end of the two connecting rods is fixedly connected with the opposite side of the two arc-shaped plates respectively.

[0013] Compared with the prior art, the technical scheme of the application has the following beneficial effects:

[0014] The easily connected fire water pump, through the setting of the connecting structure and the locking structure, realizes the insertion of the pipeline and the water outlet channel, then rotates the handle part and drives the control outer ring to rotate, makes the threaded sleeve connected with the control outer ring internally drive the two limiting blocks to move to the right side, makes the moving limiting blocks extrude the positioning pins, thereby the two positioning pins are pressed into the pipeline, thereby realizes the quick connection of the fire water pump and the pipeline, greatly shortens the time required for connecting the fire water pump and the pipeline, can effectively improve the efficiency of fire fighting and rescue, thereby reduces the loss caused by the fire, enhances the practicability of the easily connected fire water pump. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structure schematic view of the utility model;

[0016] Figure 2 It is a structure schematic view of the utility model Figure 1 It is an enlarged view of A in the structure schematic view of the utility model;

[0017] Figure 3 It is a three-dimensional schematic view of the structure connecting sleeve, the positioning pin and the control outer ring of the utility model.

[0018] In the drawing: 1, fire water pump; 2, water outlet channel; 3, water inlet channel; 4, pipeline; 51, connecting sleeve; 52, sealing rubber ring; 53, positioning pin; 54, anti-dropping part; 55, limiting block; 56, threaded sleeve; 57, control outer ring; 58, support part; 59, handle part. DETAILED DESCRIPTION

[0019] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with 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 the ordinary skilled in the art without creative labor fall within the scope of protection of the utility model.

[0020] Please refer to Figures 1 to 3 The easily connected fire water pump in the embodiment comprises a fire water pump 1, the fire water pump 1 is provided with a water outlet channel 2 and a water inlet channel 3, the water outlet channel 2 is provided with a pipeline 4 on one side, the water outlet channel 2 is provided with a connecting structure and a locking structure, the water outlet channel 2 and the water inlet channel 3 are fixedly connected with the fire water pump 1 respectively, and the water outlet channel 2 and the pipeline 4 are inserted at one end.

[0021] In the embodiment, the connecting structure comprises a connecting sleeve 51 fixedly installed on the outer surface of the water outlet channel 2, an inner circumferential wall of the connecting sleeve 51 is provided with a sealing rubber ring 52 sleeved on the water outlet channel 2, the inside of the connecting sleeve 51 is provided with two positioning pins 53, one end of each of which penetrates through and extends into the pipeline 4, the inside of the connecting sleeve 51 is provided with two anti-dropping components 54 for preventing the positioning pins 53 from slipping off, the top and bottom of the connecting sleeve 51 are slidably provided with two limiting blocks 55, one end of each of which penetrates through and extends into the inside of the connecting sleeve 51 and is used for limiting the position of the positioning pin 53, two installation grooves are formed in the top of the connecting sleeve 51, the two limiting blocks 55 are slidably installed in the two installation grooves respectively, and the two positioning pins 53 are located in the two installation grooves respectively, so as to facilitate the installation and movement of the limiting blocks 55 and the positioning pins 53, and the outer surface of the connecting sleeve 51 is slidably provided with two threaded sleeves 56 fixedly connected with the two limiting blocks 55 respectively.

[0022] The two anti-dropping components 54 each comprise a guide block and a guide groove, the guide block is fixedly installed between the front and rear sidewalls of the installation groove, the guide groove is formed in the inside of the positioning pin 53, the outer surface of the guide block is slidably connected with the inner wall of the limiting groove, and the positioning pin 53 can only move up and down on the outer surface of the guide block.

[0023] The above technical scheme is adopted to insert the pipeline 4 and the water outlet channel 2 on the right side of the fire pump 1, and the pipeline 4 and the water outlet channel 2 clamp the sealing rubber ring 52, the locking structure is used to control the right movement of the threaded sleeve 56, the moving threaded sleeve 56 drives the two limiting blocks 55 to move synchronously, the moving limiting blocks 55 press the positioning pins 53, and the two positioning pins 53 are pressed into the inside of the pipeline 4, so that the fire pump 1 and the pipeline 4 are quickly connected.

[0024] In the embodiment, the locking structure comprises a control outer ring 57 rotatably installed on the outer surface of the connecting sleeve 51, the inner circumferential wall of the control outer ring 57 is threadedly connected with the outer surface of the threaded sleeve 56, the outer surface of the connecting sleeve 51 is provided with a supporting component 58 for supporting the rotation of the control outer ring 57, the supporting component 58 comprises two bearings, the outer circumferential walls of the two bearings are fixedly connected with the inner circumferential wall of the control outer ring 57 respectively, and the inner circumferential walls of the two bearings are fixedly connected with the outer surface of the connecting sleeve 51 respectively, so as to support the rotation of the control outer ring 57 by the bearings, and a handle component 59 is fixedly installed on the outer surface of the control outer ring 57.

[0025] The handle component 59 comprises two arc-shaped plates and two connecting rods, the two arc-shaped plates are fixedly installed on the outer surface of the control outer ring 57 respectively, one end of each of the two connecting rods is fixedly connected with the opposite side of each of the two arc-shaped plates, and the fireman can rotate the control outer ring 57 by holding the connecting rods.

[0026] By the above technical solution, the two connecting rods in the handle part 59 are rotated to control the outer ring 57 to move the threaded sleeve 56 connected with the inner thread of the outer ring 57 to the right.

[0027] The working principle of the above embodiment is as follows:

[0028] The easily connected fire pump is used to insert the pipe 4 and the water outlet channel 2 on the right side of the fire pump 1, and make the pipe 4 and the water outlet channel 2 clamp the sealing rubber ring 52, rotate the two connecting rods in the handle part 59 to control the outer ring 57 to move the threaded sleeve 56 connected with the inner thread of the outer ring 57 to the right, make the moving threaded sleeve 56 drive the two limiting blocks 55 to move synchronously, extrude the positioning pins 53 by the moving limiting blocks 55, thereby extruding the two positioning pins 53 to the inside of the pipe 4, and complete the quick connection of the fire pump 1 and the pipe 4.

[0029] It should be noted that in this document, the terms such as first and second are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are 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 inherent to such process, method, article or equipment. Without more limitations, the element defined by the statement "including a" does not exclude the presence of another identical element in the process, method, article or equipment including the element.

[0030] Although the embodiments of the present application have been shown and described, it is understood that those skilled in the art can make various changes, modifications, replacements and variations to these embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An easily connectable fire water pump comprising a fire water pump (1), characterized in that: The fire-fighting water pump (1) is provided with an outlet channel (2) and an inlet channel (3), one side of the outlet channel (2) is provided with a pipeline (4), and the outlet channel (2) is provided with a connecting structure and a locking structure. The connecting structure comprises a connecting sleeve (51) fixedly installed on the outer surface of the outlet channel (2), a sealing rubber ring (52) is installed on the inner circumferential wall of the connecting sleeve (51) and sleeved on the outlet channel (2), two positioning pins (53) are installed in the connecting sleeve (51) and extend into the pipeline (4), two anti-dropping components (54) are arranged in the connecting sleeve (51) to prevent the positioning pins (53) from slipping, and a limiting block (55) extending into the connecting sleeve (51) is slidably installed on the top and bottom of the connecting sleeve (51) and used for limiting the position of the positioning pin (53).

2. A readily connectable fire pump according to claim 1, characterised in that: The locking structure comprises a control outer ring (57) rotatably installed on the outer surface of the connecting sleeve (51), the inner circumferential wall of the control outer ring (57) is threadedly connected with the outer surface of the threaded sleeve (56), the outer surface of the connecting sleeve (51) is provided with a supporting component (58) for supporting the rotation of the control outer ring (57), and a handle component (59) is fixedly installed on the outer surface of the control outer ring (57).

3. A readily connectable fire pump according to claim 1, wherein: The outlet channel (2) and the inlet channel (3) are fixedly connected with the fire-fighting water pump (1), and one end of the outlet channel (2) and the pipeline (4) is inserted.

4. A readily connectable fire pump according to claim 1, wherein: Two mounting grooves are formed in the top of the connecting sleeve (51), and the two limiting blocks (55) are slidably installed in the two mounting grooves, respectively.

5. A readily connectable fire pump according to claim 4, wherein: The two anti-dropping components (54) each comprise a guide block and a guide groove, the guide block is fixedly installed between the front and rear sidewalls of the inner cavity of the mounting groove, the guide groove is formed in the positioning pin (53), and the outer surface of the guide block is slidably connected with the inner wall of the limiting groove.

6. A readily connectable fire pump according to claim 2, wherein: The supporting component (58) comprises two bearings, the outer circumferential walls of the two bearings are fixedly connected with the inner circumferential wall of the control outer ring (57), and the inner circumferential walls of the two bearings are fixedly connected with the outer surface of the connecting sleeve (51).

7. A readily connectable fire pump according to claim 2, wherein: The handle component (59) comprises two arc-shaped plates and two connecting rods, the two arc-shaped plates are fixedly installed on the outer surface of the control outer ring (57), and one end of each of the two connecting rods is fixedly connected with the opposite side of each of the two arc-shaped plates.

Images