Double-shell high-temperature and high-pressure water feeding pump

Abstract

The utility model relates to the technical field of water feeding pumps, in particular to a double-shell high-temperature high-pressure water feeding pump which comprises a base, a protective cover and a sliding block, an outer pump body is arranged on one side of the outer wall of the upper end of the base, an inner pump body is arranged in the outer pump body, the protective cover is arranged on the outer side of the inner pump body, and a sliding rail is installed at the lower end of the inner wall of the protective cover. Sliding blocks are slidably installed in the sliding rails, connecting plates are installed on the two sides of the outer wall of the upper end of each sliding block, connecting rods are movably installed in the connecting plates, clamping blocks are installed on the outer walls of one ends of the connecting rods, and supporting bases are arranged in the clamping blocks, so that noise values of different positions of the inner pump body can be known; the surface smoothness of the impellers in the inner pump body and the outer pump body can be judged, and workers can be helped to maintain the water pump in time.

Description

TECHNICAL FIELD

[0001] The utility model relates to water supply pump technical field, concretely relates to a double -shell high temperature high pressure water supply pump. BACKGROUND

[0002] The double -shell water supply pump is a high -pressure, high -speed pump for the boiler water supply system, adopts the double -shell structure, namely the inner shell and the outer shell, this design improves the pressure -resisting capacity of the pump, is convenient for maintenance and overhauling at the same time, and the pump core is the horizontal middle open type structure, so that the rotor part is easy to disassemble and assemble.

[0003] The utility model discloses a horizontal double -shell emergency water supply pump, install the pump core in the pump cylinder, install the tap on the cylinder, the both ends of cylinder are connected respectively suction end cover and pump cover, and the pump core is connected with pump cover, and is integrally removed and extracted with pump cover, the tap is first -stage tap, and the input end of tap is connected with suction section, and the output end is connected respectively bearing part drive end, bearing part non -drive end, motor, bearing part drive end installs cylindrical roller bearing in, and bearing part non -drive end installs cylindrical roller bearing with angular contact ball bearing, and cylindrical roller bearing and angular contact ball bearing are all connected with the oil flinger for lubrication, and bearing part drive end and bearing part non -drive end all set up pressure balance part, set up the counter -spiral groove structure on the balance drum.

[0004] The prior art CN205618368U has many benefits in use, but still has the following problems, it lacks the detection mechanism of the internal impeller, so that the solid objects carried in the fluid medium can damage the impeller when flowing in the pump body, or the impurities in the fluid can accumulate on the surface of the impeller, affecting the smoothness of the impeller surface, and the working personnel cannot easily understand the use state of the impeller, which is not conducive to the timely maintenance of the pump body by the working personnel. UTILITY MODEL CONTENTS

[0005] In view of the problems in the prior art, the utility model provides a double -shell high temperature high pressure water supply pump.

[0006] The utility model discloses a double -shell high temperature high pressure water supply pump that adopts the technical scheme, which comprises a base, a protective cover and a sliding block, an outer pump body is arranged on one side of the outer wall of the upper end of the base, an inner pump body is arranged in the outer pump body, a protective cover is arranged on the outer side of the inner pump body, a sliding rail is installed on the inner wall of the lower end of the protective cover, a sliding block is slidably installed in the sliding rail, a connecting plate is installed on both sides of the outer wall of the upper end of the sliding block, a movable connecting rod is movably connected in the connecting plate, a clamping block is installed on the outer wall of one end of the connecting rod, and a supporting seat is arranged in the clamping block.

[0007] By adopting the above technical scheme, the protective cover is kept stable in the use position outside the inner pump body, the sliding block keeps smooth and stable horizontal movement through the sliding rail, the connecting rod keeps the movement track of the clamping block controlled, and the clamping block can clamp and fix the support seat, keeping the use position of the support seat stable.

[0008] Specifically, the power mechanism is arranged on the side of the base away from the outer wall of the outer pump body.

[0009] By adopting the above technical scheme, the power mechanism ensures stable and reliable power source of the water pump, which can continuously provide the required working pressure and flow, and at the same time, the power mechanism can drive the impeller inside the outer pump body and the inner pump body to rotate and drive the fluid to flow.

[0010] Specifically, the outer wall of the protective cover is provided with fixed blocks arranged in a rectangular array, the fixed blocks are provided with bolts inside, and the fixed blocks are connected to the outer wall of the outer pump body through the bolts.

[0011] By adopting the above technical scheme, the bolt realizes stable installation of the protective cover, and this connection method is not only simple and convenient, but also can ensure the stability of the protective cover in a high-pressure working environment, preventing it from falling off or being damaged due to vibration or external force.

[0012] Specifically, a screw rod is rotatably installed on one side of the inner wall of the protective cover, an activity block is threadedly connected to the outer wall of the screw rod, the outer wall of the upper end of the connecting plate is connected to the outer wall of the lower end of the activity block, and a driving motor is arranged on one end of the protective cover and penetrates the screw rod.

[0013] By adopting the above technical scheme, the driving motor drives the screw rod to rotate in a circle, thereby driving the activity block to move horizontally, adjusting the use position of the support seat, moving the sound level meter to different positions outside the inner pump body, detecting different positions of the inner pump body, adjusting the position of the sound level meter according to actual needs, and improving the flexibility and adaptability of the equipment.

[0014] Specifically, a clamping groove is formed in the outer wall of the support seat, and the clamping block is located in the clamping groove.

[0015] By adopting the above technical scheme, stable connection between the clamping block and the support seat is ensured, and the clamping block can also be prevented from falling off or moving under the action of vibration or external force. At the same time, the clamping groove is also convenient for replacing and maintaining the support seat, improving the reliability and maintainability of the equipment.

[0016] Specifically, a sound level meter is arranged on one end of the outer wall of the support seat, a sound collecting cover is fixed to the outer wall of one end of the support seat away from the sound level meter, and the sound collecting cover is in contact with the outer wall of the inner pump body.

[0017] By adopting the technical scheme, the sound cover focuses sound on the sound level meter, the design can accurately measure the noise level generated by the inner pump body, provides reliable data support for noise control and optimization of the equipment, meanwhile, the setting of the sound cover improves the measurement accuracy and stability of the sound level meter.

[0018] Specifically, the protective cover is attached and fixed with sound insulation cotton on the outer wall, and is attached and fixed with a sealing gasket, and the sealing gasket is in contact with the outer wall of the inner pump body.

[0019] By adopting the technical scheme, the sealing gasket can effectively reduce the noise from the outside and the vibration of the equipment when the water supply pump is working, the setting of the sound insulation cotton and the sealing gasket not only improves the sound insulation effect of the protective cover, but also prevents dust, water and other impurities from entering the equipment, thereby ensuring the normal operation of the equipment and prolonging the service life.

[0020] Specifically, the connecting rod is provided with a spring on one side of the outer wall, and the clamping block is elastically connected between the outer wall of the connecting plate through the spring.

[0021] By adopting the technical scheme, the spring elastically connects the clamping block and the connecting plate, so that the clamping block has a certain buffering and damping effect when subjected to external force, and the setting of the spring ensures the fit and stability between the clamping block and the supporting seat, thereby keeping the use position of the sound level meter stable.

[0022] The beneficial effects of the utility model are as follows:

[0023] (1) The double-shell high-temperature and high-pressure water supply pump can collect and detect the sound at different positions of the inner pump body, can know the noise values at different positions of the inner pump body, and can judge the flow smoothness of the fluid according to the size of the noise, so as to judge the surface smoothness of the impeller in the inner pump body and the outer pump body, and help the staff to maintain the water pump in time.

[0024] (2) The double-shell high-temperature and high-pressure water supply pump is convenient for disassembling and maintaining the sound level meter, and ensures the maintenance efficiency of the staff on the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0025] The utility model will be further described below in combination with the drawings and examples.

[0026] Figure 1 It is a partial enlarged schematic view of the inner pump body structure of the utility model;

[0027] Figure 2 It is a schematic view of the appearance of the base structure of the utility model;

[0028] Figure 3An enlarged schematic view of the protective cover structure of the utility model;

[0029] Figure 4 An enlarged schematic view of the movable block structure of the utility model;

[0030] Figure 5 An exploded schematic view of the support seat structure of the utility model.

[0031] In the figure: 1, base; 11, power mechanism; 12, outer pump body; 13, inner pump body; 2, protective cover; 21, fixed block; 22, soundproof cotton; 23, sealing gasket; 24, sliding rail; 25, screw rod; 26, movable block; 3, sliding block; 31, connecting plate; 32, connecting rod; 33, spring; 34, clamping block; 35, support seat; 36, clamping groove; 37, sound level meter; 38, sound collecting cover. DETAILED DESCRIPTION

[0032] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0033] In order to save manpower and improve efficiency, as an embodiment of the utility model, as shown in Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 A double-shell high-temperature high-pressure feed pump is disclosed, which comprises a base 1, a protective cover 2 and a sliding block 3, an outer pump body 12 is arranged on the outer wall of the upper end of the base 1, an inner pump body 13 is arranged in the inner part of the outer pump body 12, the protective cover 2 is arranged on the outer side of the inner pump body 13, a sliding rail 24 is arranged on the inner wall of the lower end of the protective cover 2, the sliding block 3 is slidably arranged in the inner part of the sliding rail 24, the connecting plate 31 is arranged on the outer wall of the upper end of the sliding block 3, the connecting rod 32 is movably arranged in the inner part of the connecting plate 31, the clamping block 34 is arranged on the outer wall of one end of the connecting rod 32, and the support seat 35 is arranged in the inner part of the clamping block 34.

[0034] In use, the protective cover 2 is kept in a stable use position on the outer side of the inner pump body 13, the sliding block 3 is kept smooth and stable in horizontal movement through the sliding rail 24, the movement track of the clamping block 34 is kept controlled through the connecting rod 32, and the clamping block 34 can clamp and fix the support seat 35, so that the use position of the support seat 35 is kept stable.

[0035] In order to drive the fluid flow, as an example, as shown in Figure 2 The base 1 is provided with the power mechanism 11 on the outer wall of the side away from the outer pump body 12, and the power mechanism 11 is connected with the outer pump body 12 and the inner pump body 13.

[0036] In use, the power mechanism 11 ensures that the power source of the water pump is stable and reliable, and can continuously provide the required working pressure and flow. At the same time, the power mechanism 11 can drive the impeller inside the outer pump body 12 and the inner pump body 13 to rotate and drive the flow of fluid.

[0037] In order to fix the protective cover 2, as shown in the example, Figure 3 The outer wall of the protective cover 2 is provided with a rectangular array of fixing blocks 21, the inside of the fixing block 21 is provided with a bolt, and the fixing block 21 is connected to the outer wall of the outer pump body 12 through the bolt.

[0038] In use, the bolt realizes the stable installation of the protective cover 2, and this connection method is not only simple and convenient, but also can ensure the stability of the protective cover 2 in a high-pressure working environment, preventing it from falling off or being damaged due to vibration or external force.

[0039] In order to drive movement, as shown in the example, Figure 3 The inner wall of the protective cover 2 is rotatably installed with a screw rod 25, the outer wall of the screw rod 25 is threadedly connected with a movable block 26, the outer wall of the upper end of the connecting plate 31 is connected with the outer wall of the lower end of the movable block 26, and the screw rod 25 penetrates through the outer wall of one end of the protective cover 2 and is provided with a driving motor.

[0040] In use, the driving motor drives the screw rod 25 to rotate in a circle, so as to drive the movable block 26 to move horizontally, adjust the use position of the supporting seat 35, move the sound level meter 37 to different positions outside the inner pump body 13, and detect different positions of the inner pump body 13, so as to adjust the position of the sound level meter 37 according to actual needs, improve the flexibility and adaptability of the equipment.

[0041] In order to clamp and fix, as shown in the example, Figure 5 The outer wall of the supporting seat 35 is provided with a clamping groove 36, and the clamping block 34 is located inside the clamping groove 36.

[0042] In use, the stable connection between the clamping block 34 and the supporting seat 35 is ensured, and the clamping block 34 is prevented from falling off or moving under the action of vibration or external force. At the same time, the setting of the clamping groove 36 also facilitates the replacement and maintenance of the supporting seat 35, improving the reliability and maintainability of the equipment.

[0043] In order to detect noise, as shown in the example, Figure 4 The outer wall of one end of the supporting seat 35 is provided with a sound level meter 37, the sound level meter 37 is fixedly connected with an acoustic cover 38 away from the outer wall of one end of the supporting seat 35, and the acoustic cover 38 is in contact with the outer wall of the inner pump body 13.

[0044] In use, the sound cover 38 focuses sound on the sound level meter 37, which can accurately measure the noise level generated by the inner pump body 13, and provide reliable data support for noise control and optimization of the equipment.

[0045] In order to reduce interference, for example, as shown in Figure 3 The outer wall of the protective cover 2 is attached and fixed with the sound insulation cotton 22, and the outer wall of the protective cover 2 is attached and fixed with the sealing gasket 23, and the sealing gasket 23 is in contact with the outer wall of the inner pump body 13.

[0046] In use, the sealing gasket 23 can effectively reduce the noise of the external environment and the vibration of the equipment during the operation of the water supply pump, and the arrangement of the sound insulation cotton 22 and the sealing gasket 23 not only improves the sound insulation effect of the protective cover 2, but also prevents dust, water and other impurities from entering the equipment, thereby ensuring the normal operation of the equipment and prolonging the service life.

[0047] In order to clamp stably, for example, as shown in Figure 5 The outer wall of one side of the connecting rod 32 is provided with a spring 33, and the clamping block 34 is elastically connected between the outer wall of the connecting plate 31 through the spring 33.

[0048] In use, the spring 33 elastically connects the clamping block 34 and the connecting plate 31, which can have a certain buffering and damping effect when the clamping block 34 is subjected to external force, and the arrangement of the spring 33 ensures the fit and stability between the clamping block 34 and the support seat 35, and keeps the use position of the sound level meter 37 stable.

[0049] In use, the staff uses the fixed block 21 and the bolt distributed in the rectangular array to connect the protective cover 2 and the outer pump body 12, starts the power mechanism 11, ensures that the power source of the water supply pump is stable and reliable, and cooperates with the outer pump body 12 and the inner pump body 13 to realize the conveying of the fluid.

[0050] The protective cover 2 is stable and not easy to fall off, the driving motor is started, the driving screw 25 is circularly rotated, the driving motor adjusts the screw 25, the movable block 26 drives the connecting plate 31 and the clamping block 34 to move, the position of the support seat 35 is adjusted according to actual requirements, the sound level meter 37 can be moved to different positions outside the inner pump body 13, the sound level meter 37 is used to monitor the noise level generated by the inner pump body 13, and the detection data of the sound level meter 37 is transmitted to the external controller.

[0051] It should be noted that the utility model is a kind of double-shell high temperature high pressure feed pump, components in the utility model are components known to those skilled in the art, and its structure and principle are known to the skilled person through technical manual or known through conventional experimental method.

[0052] The basic principle, main features and advantages of the utility model are shown and described above. Those skilled in the art should understand that the utility model is not limited by the above examples, and the above implementation and description in the specification are only to illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model can also have various changes and improvements, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A double casing high temperature high pressure feed water pump characterized by, The utility model provides a pump protection device, including base (1), protective cover (2) and sliding block (3), one side of outer wall upper end of base (1) is provided with outer pump body (12), the inside of outer pump body (12) is provided with inner pump body (13), the outer side of inner pump body (13) is provided with protective cover (2), the inner wall lower end of protective cover (2) is installed with slide rail (24), the inside of slide rail (24) is installed with sliding block (3), both sides of outer wall upper end of sliding block (3) are installed with connecting plate (31), the inside of connecting plate (31) is movably connected with connecting rod (32), one end of outer wall of connecting rod (32) is installed with clamping block (34), the inside of clamping block (34) is provided with support seat (35).

2. A double casing high temperature and high pressure feed water pump according to claim 1, characterized in that, The base (1) is provided with a power mechanism (11) on the outer wall of the side away from the outer pump body (12), and the power mechanism (11) is connected with the outer pump body (12) and the inner pump body (13).

3. A double casing high temperature and high pressure feed water pump as claimed in claim 1, wherein, The protective cover (2) is provided with a plurality of fixed blocks (21) arranged in a rectangular array on the outer wall, the fixed blocks (21) are provided with bolts, and the fixed blocks (21) are connected with the outer wall of the outer pump body (12) through the bolts.

4. A double casing high temperature and high pressure feed water pump as claimed in claim 1, wherein, A screw rod (25) is rotatably installed on one side of the inner wall of the protective cover (2), the outer wall of the screw rod (25) is threadedly connected with a movable block (26), the upper end of the outer wall of the connecting plate (31) is connected with the lower end of the outer wall of the movable block (26), and the screw rod (25) penetrates through one end of the outer wall of the protective cover (2) and is provided with a driving motor.

5. A double casing high temperature and high pressure feed water pump as claimed in claim 1, wherein, The support seat (35) is provided with a clamping groove (36) on the outer wall, and the clamping block (34) is located in the clamping groove (36).

6. A double casing high temperature and high pressure feed water pump as claimed in claim 1, wherein, The support seat (35) is provided with a sound level meter (37) on one end of the outer wall, the sound level meter (37) is fixedly attached to the outer wall of one end of the support seat (35) away from the sound level meter (37) and is in contact with the outer wall of the inner pump body (13).

7. A double casing high temperature and high pressure feed water pump as claimed in claim 1, wherein, The outer wall of the protective cover (2) is attached to and fixed with sound insulation cotton (22), and the outer wall of the protective cover (2) is attached to and fixed with a sealing gasket (23), and the sealing gasket (23) is in contact with the outer wall of the inner pump body (13).

8. A double casing high temperature and high pressure feed water pump as claimed in claim 1, wherein, The connecting rod (32) is provided with a spring (33) on one side of the outer wall, and the clamping block (34) is elastically connected between the outer wall of the connecting plate (31) through the spring (33).

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