Maintenance and inspection device for circulating water pump of power plant

Abstract

The utility model discloses a maintenance and inspection device for a circulating water pump of a power plant, which comprises a moving component and a lifting component, wherein the moving component comprises a support plate and universal self-locking wheels, and the universal self-locking wheels are fixedly mounted at the bottom of the support plate; the inspection assembly comprises a mounting part, a step, a lifting part, a supporting part, horizontal square steel and a water pump body, and the mounting part is arranged at the top of the supporting plate. Compared with the prior art, the water pump maintenance device has the advantages that firstly, a maintainer climbs to the bearing plate through the steps, then the maintenance device is placed in the storage box, then the maintainer holds the handrail by hand, and the maintainer on the bearing plate is driven by the lifting part to move upwards to be flush with the water pump body so as to check and maintain the water pump body; and at the moment, the mounting shell is supported through the supporting piece, so that the whole equipment is conveniently supported when the maintenance personnel maintain the water pump body, the safety of the maintenance personnel is effectively guaranteed, and the service life of the whole equipment is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of water pumps, in particular to a maintenance and inspection device for a circulating water pump in a power plant. Background Art

[0002] A water pump is a mechanical device that transports or pressurizes liquids. It is widely used in municipal, construction, energy, chemical, agricultural and other fields. It absorbs and compresses liquids and transports them to the required location by driving moving parts such as impellers or propellers. Maintenance inspection is an important measure to ensure the normal operation of the water pump and extend its service life.

[0003] Patent application number CN201922125700.4 is a maintenance and inspection device for circulating water pumps in power plants. The circulating water pumps of auxiliary equipment in thermal power plants are relatively high from the ground, and the operators cannot see them clearly during maintenance and inspection. The use of ordinary ladders poses a safety hazard and is inconvenient for maintenance. The composition of the utility model includes: a base, four vertical square steels are welded at the four corners above the base, and two horizontal square steels are welded above the four vertical square steels to form a frame structure. A gear box is installed in the middle of the base, and a pair of mutually meshing bevel gears A and bevel gears B are installed in the gear box. Bevel gear A is connected to the screw rod through a connecting shaft, and the screw rod passes through a pedal and a screw rod sleeve. The pedal is fixed to the screw rod sleeve, and the two sides of the pedal are connected to the hook structure through a connecting shaft, and the arc at the front end of the hook structure fits the horizontal round steel. The utility model is used for a maintenance and inspection device for circulating water pumps in power plants.

[0004] However, the existing water pump maintenance and inspection device cannot support the entire equipment during inspection. Once the maintenance personnel shake or tip over, the entire equipment will tilt or even fall over, causing damage to the maintenance personnel, thereby reducing the service life of the maintenance and inspection device and increasing safety hazards. Utility Model Content

[0005] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and utility model name of this application to avoid blurring the purpose of this section, specification abstract and utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0006] In view of the above-mentioned and / or existing problems in a maintenance and inspection device for a circulating water pump in a power plant, the present utility model is proposed.

[0007] Therefore, the problem to be solved by the utility model is that the existing water pump maintenance and inspection device is unable to support the entire equipment during inspection. Once the maintenance personnel shake or tip over, the entire equipment will tilt or even fall over, causing damage to the maintenance personnel, thereby reducing the service life of the maintenance and inspection device and increasing safety hazards.

[0008] In order to solve the above technical problems, the utility model provides the following technical solutions: a maintenance and inspection device for a circulating water pump in a power plant, comprising a moving component, including a support plate and a universal self-locking wheel, wherein the universal self-locking wheel is fixedly installed at the bottom of the support plate; an inspection component, including a mounting member, a ladder, a lifting member, a support member, a horizontal square steel, and a water pump body, wherein the mounting member is arranged at the top of the support plate, the ladder is fixedly installed at the inner bottom of the mounting member, the lifting member is arranged at one side of the inner cavity of the mounting member, the support member is arranged at one side of the mounting member, the horizontal square steel is arranged at one side of the mounting member, and the water pump body is fixedly connected to the top of the horizontal square steel.

[0009] As a preferred solution of the maintenance and inspection device of a circulating water pump of a power plant described in the utility model, the mounting member includes a mounting shell and a slide groove, the mounting shell is fixedly connected to the top of the support plate, and the slide groove is opened in the inner cavity of the mounting shell.

[0010] As a preferred solution of the maintenance and inspection device of a circulating water pump of a power plant described in the utility model, the mounting member also includes a fixing plate, the fixing plate is fixedly connected to one side of the mounting shell, and the bottom of the fixing plate is fixedly connected to the top of the support plate.

[0011] As a preferred solution of the maintenance and inspection device of a circulating water pump of a power plant described in the utility model, the lifting member includes a first motor, a rotating rod, a first gear, a second gear, a reciprocating screw, a first threaded sleeve, a bearing plate, a protective plate, a handrail, a storage box, and a protective shell. The first motor is fixedly connected to one side of the inner cavity of the mounting shell, the rotating rod is fixedly connected to the output end of the first motor, the first gear is fixedly connected to the surface of the rotating rod, the surface of the second gear is meshed with the surface of the first gear, the reciprocating screw is fixedly connected to the inner cavity of the second gear, one end of the reciprocating screw is rotatably connected to the top of the bearing plate, the first threaded sleeve is threadedly connected to the surface of the reciprocating screw, the bearing plate is fixedly connected to the surface of the first threaded sleeve, the protective plate is fixedly connected to the top of the bearing plate, the handrail is fixedly connected to the top of the protective plate, the storage box is fixedly connected to one side of the protective plate, the protective shell is fixedly connected to the top of the bearing plate, one side of the protective shell is fixedly connected to one side of the inner cavity of the mounting shell, and one end of the reciprocating screw is rotatably connected to the inner top of the protective shell.

[0012] As a preferred solution of the maintenance and inspection device for a circulating water pump of a power plant described in the utility model, the lifting member also includes a slider, the slider is fixedly connected to one side of the load-bearing plate, and the slider is slidably connected to the inner cavity of the slide groove.

[0013] As a preferred solution of the maintenance and inspection device for a circulating water pump in a power plant described in the utility model, the lifting member further includes a positioning block, the positioning block is fixedly connected to the inner cavity of the storage box, and one side of the positioning block is fixedly connected to one side of the protective plate.

[0014] As a preferred solution of the maintenance and inspection device of a circulating water pump of a power plant described in the utility model, wherein: the support member includes a fixed shell, a second motor, a threaded rod, a second threaded sleeve, a support seat, and a bearing seat. The fixed shell is fixedly connected to one side of the mounting shell, the second motor is fixedly connected to the top of the fixed shell, the threaded rod is fixedly connected to the output end of the second motor, both ends of the threaded rod are rotatably connected to the inner cavity of the fixed shell, the second threaded sleeve is threadedly connected to the surface of the threaded rod, the support seat is fixedly connected to the bottom of the second threaded sleeve, the bearing seat is rotatably connected to the surface of the threaded rod, and the bottom of the bearing seat is fixedly connected to the inner bottom of the fixed shell.

[0015] As a preferred solution of the maintenance and inspection device for a circulating water pump of a power plant described in the utility model, the support member also includes a fixed block, the fixed block is fixedly connected to one side of the fixed shell, and one side of the fixed block is fixedly connected to one side of the mounting shell.

[0016] As a preferred solution of the maintenance and inspection device for a circulating water pump of a power plant described in the utility model, the support member also includes a positioning ring, the positioning ring is fixedly connected to the surface of the second motor, and the bottom of the positioning ring is fixedly connected to the top of the fixed shell.

[0017] As a preferred solution of the maintenance and inspection device of a circulating water pump of a power plant described in the utility model, the support member also includes a connecting block, the connecting block is fixedly connected to one side of the second threaded sleeve, and the bottom of the connecting block is fixedly connected to the top of the support seat.

[0018] The beneficial effects of the utility model are as follows: first, the maintenance personnel go up to the load-bearing plate via the stairs, and then place the maintenance equipment in the storage box, and then the maintenance personnel hold the handrail, at this time the maintenance personnel on the load-bearing plate are driven to move upward by the lifting member, so that they move to be flush with the water pump body to inspect and repair the water pump body, and at this time the mounting shell is supported by the supporting member, so that it is convenient for the maintenance personnel to support the entire equipment when repairing the water pump body, which effectively ensures the safety of the maintenance personnel and increases the service life of the entire equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0020] Figure 1 The figure is an overall structural diagram of a maintenance and inspection device for a circulating water pump in a power plant.

[0021] Figure 2 The present invention is a cross-sectional structural diagram of a maintenance and inspection device for a circulating water pump in a power plant.

[0022] Figure 3 The present invention is a structural diagram of the mounting parts of a maintenance and inspection device for a circulating water pump in a power plant.

[0023] Figure 4 The present invention is a structural diagram of the lifting parts of a maintenance and inspection device for a circulating water pump in a power plant.

[0024] Figure 5 The present invention is a structural diagram of a support component of a maintenance and inspection device for a circulating water pump in a power plant.

[0025] Numbers in the figure: 100, moving assembly; 101, supporting plate; 102, universal self-locking wheel; 200, inspection assembly; 201, mounting member; 201a, mounting shell; 201b, fixing plate; 201c, slideway; 202, ladder; 203, lifting member; 203a, first motor; 203b, rotating rod; 203c, first gear; 203d, second gear; 203e, reciprocating screw rod; 203f, first threaded sleeve; 203g, load-bearing plate; 2 03h, slider; 203i, protective plate; 203j, handrail; 203k, storage box; 203l, positioning block; 203m, protective shell; 204, support member; 204a, fixed shell; 204b, fixed block; 204c, second motor; 204d, positioning ring; 204e, threaded rod; 204f, second threaded sleeve; 204g, support seat; 204h, connecting block; 204i, bearing seat; 205, horizontal square steel; 206, water pump body. DETAILED DESCRIPTION

[0026] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0027] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0028] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0029] Example 1

[0030] Reference Figure 1 to Figure 5 , which is the first embodiment of the utility model, and this embodiment provides a maintenance and inspection device for a circulating water pump in a power plant. The maintenance and inspection device for a circulating water pump in a power plant includes a moving component 100 and an inspection component 200. By setting the moving component 100, it is convenient to move the entire equipment to a specified position, and by using the inspection component 200, it is convenient for maintenance personnel to move to the position of the water pump body 206 for maintenance and inspection.

[0031] The moving assembly 100 includes a support plate 101 and a universal self-locking wheel 102 . The universal self-locking wheel 102 is fixedly installed at the bottom of the support plate 101 .

[0032] By using the supporting plate 101 and the universal self-locking wheels 102 in coordination, the entire device can be easily moved to a designated position.

[0033] The inspection component 200 includes a mounting member 201, a step 202, a lifting member 203, a support member 204, a horizontal square steel 205, and a water pump body 206. The mounting member 201 is arranged on the top of the support plate 101, the step 202 is fixedly installed on the inner bottom of the mounting member 201, the lifting member 203 is arranged on one side of the inner cavity of the mounting member 201, the support member 204 is arranged on one side of the mounting member 201, the horizontal square steel 205 is arranged on one side of the mounting member 201, and the water pump body 206 is fixedly connected to the top of the horizontal square steel 205.

[0034] The maintenance personnel go up to the load-bearing plate 203g via the ladder 202, and then are moved to the position of the water pump body 206 by the lifting member 203 for maintenance.

[0035] Example 2

[0036] Reference Figure 2 , Figure 3 and Figure 4, which is the second embodiment of the utility model, and this embodiment is based on the previous embodiment.

[0037] Specifically, the mounting member 201 includes a mounting shell 201a and a slide groove 201c. The mounting shell 201a is fixedly connected to the top of the support plate 101, and the slide groove 201c is provided in the inner cavity of the mounting shell 201a.

[0038] The installation shell 201a facilitates the installation of other devices, and the sliding groove 201c facilitates the limiting of the slider 203h.

[0039] Specifically, the mounting member 201 further includes a fixing plate 201 b , which is fixedly connected to one side of the mounting shell 201 a , and the bottom of the fixing plate 201 b is fixedly connected to the top of the supporting plate 101 .

[0040] The fixing plate 201b is provided to facilitate fixing of the mounting shell 201a.

[0041] Specifically, the lifting member 203 includes a first motor 203a, a rotating rod 203b, a first gear 203c, a second gear 203d, a reciprocating screw rod 203e, a first threaded sleeve 203f, a load-bearing plate 203g, a protective plate 203i, an armrest 203j, a storage box 203k, and a protective shell 203m. The first motor 203a is fixedly connected to one side of the inner cavity of the mounting shell 201a, the rotating rod 203b is fixedly connected to the output end of the first motor 203a, the first gear 203c is fixedly connected to the surface of the rotating rod 203b, the surface of the second gear 203d is meshed with the surface of the first gear 203c, and the reciprocating screw rod 203e is fixedly connected to the second gear 203d. Inner cavity, one end of the reciprocating screw rod 203e is rotatably connected to the top of the load-bearing plate 203g, the first threaded sleeve 203f is threadedly connected to the surface of the reciprocating screw rod 203e, the load-bearing plate 203g is fixedly connected to the surface of the first threaded sleeve 203f, the protective plate 203i is fixedly connected to the top of the load-bearing plate 203g, the handrail 203j is fixedly connected to the top of the protective plate 203i, the storage box 203k is fixedly connected to one side of the protective plate 203i, the protective shell 203m is fixedly connected to the top of the load-bearing plate 203g, one side of the protective shell 203m is fixedly connected to one side of the inner cavity of the mounting shell 201a, and one end of the reciprocating screw rod 203e is rotatably connected to the inner top of the protective shell 203m.

[0042] The first motor 203a in the lifting member 203 drives the rotating rod 203b to rotate, and then drives the first gear 203c to rotate, and then drives the second gear 203d to rotate through the first gear 203c, so that the second gear 203d drives the reciprocating screw rod 203e to rotate, and then drives the maintenance personnel on the load-bearing plate 203g to move upward, so as to move to be flush with the water pump body 206, so as to inspect and repair the water pump body 206.

[0043] Specifically, the lifting member 203 further includes a slider 203h, which is fixedly connected to one side of the load-bearing plate 203g, and the slider 203h is slidably connected to the inner cavity of the slide groove 201c.

[0044] By setting the slider 203h, it is convenient to limit the load-bearing plate 203g.

[0045] Specifically, the lifting member 203 further includes a positioning block 203l, the positioning block 203l is fixedly connected to the inner cavity of the storage box 203k, and one side of the positioning block 203l is fixedly connected to one side of the protective plate 203i.

[0046] The positioning block 2031 is provided to facilitate fixing of the storage box 203k.

[0047] Specifically, the support member 204 includes a fixed shell 204a, a second motor 204c, a threaded rod 204e, a second threaded sleeve 204f, a support seat 204g, and a bearing seat 204i. The fixed shell 204a is fixedly connected to one side of the mounting shell 201a, the second motor 204c is fixedly connected to the top of the fixed shell 204a, the threaded rod 204e is fixedly connected to the output end of the second motor 204c, both ends of the threaded rod 204e are rotatably connected to the inner cavity of the fixed shell 204a, the second threaded sleeve 204f is threadedly connected to the surface of the threaded rod 204e, the support seat 204g is fixedly connected to the bottom of the second threaded sleeve 204f, the bearing seat 204i is rotatably connected to the surface of the threaded rod 204e, and the bottom of the bearing seat 204i is fixedly connected to the inner bottom of the fixed shell 204a.

[0048] The second motor 204c in the support member 204 drives the threaded rod 204e to rotate, and then drives the second threaded sleeve 204f to rotate, and then drives the support seat 204g to move toward the ground through the second threaded sleeve 204f, so that the support seat 204g supports the mounting shell 201a, thereby facilitating maintenance personnel to support the entire equipment when repairing the water pump body 206.

[0049] Example 2

[0050] Reference Figure 2 and Figure 5 , which is the third embodiment of the utility model, and this embodiment is based on the first two embodiments.

[0051] Specifically, the support member 204 further includes a fixing block 204b, which is fixedly connected to one side of the fixing shell 204a, and one side of the fixing block 204b is fixedly connected to one side of the installation shell 201a.

[0052] The fixing block 204b is provided to facilitate fixing of the fixing shell 204a.

[0053] Specifically, the support member 204 further includes a positioning ring 204d, the positioning ring 204d is fixedly connected to the surface of the second motor 204c, and the bottom of the positioning ring 204d is fixedly connected to the top of the fixed shell 204a.

[0054] The positioning ring 204d is provided to facilitate fixing of the second motor 204c.

[0055] Specifically, the support member 204 further includes a connecting block 204h, which is fixedly connected to one side of the second threaded sleeve 204f, and the bottom of the connecting block 204h is fixedly connected to the top of the support seat 204g.

[0056] The connection block 204h is provided to facilitate fixing of the support seat 204g.

[0057] When in use, the maintenance personnel first go up to the load-bearing plate 203g via the ladder 202, and then place the maintenance equipment in the storage box 203k. Then the maintenance personnel hold the handrail 203j, and at this time the first motor 203a in the lifting member 203 drives the rotating rod 203b to rotate, and then drives the first gear 203c to rotate, and then drives the second gear 203d to rotate through the first gear 203c, so that the second gear 203d drives the reciprocating screw rod 203e to rotate, and then drives the maintenance personnel on the load-bearing plate 203g to move upward, thereby moving The support seat 204g is moved toward the ground through the second threaded sleeve 204f, so that the support seat 204g supports the mounting shell 201a, thereby facilitating the maintenance personnel to support the entire equipment when repairing the water pump body 206, effectively ensuring the safety of the maintenance personnel and increasing the service life of the entire equipment.

[0058] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A maintenance and inspection device for a circulating water pump in a power plant, characterized in that: include, The moving assembly (100) comprises a support plate (101) and a universal self-locking wheel (102), wherein the universal self-locking wheel (102) is fixedly mounted on the bottom of the support plate (101); The inspection component (200) comprises a mounting member (201), a step (202), a lifting member (203), a support member (204), a horizontal square steel (205), and a water pump body (206), wherein the mounting member (201) is arranged on the top of the support plate (101), the step (202) is fixedly installed on the inner bottom of the mounting member (201), the lifting member (203) is arranged on one side of the inner cavity of the mounting member (201), the support member (204) is arranged on one side of the mounting member (201), the horizontal square steel (205) is arranged on one side of the mounting member (201), and the water pump body (206) is fixedly connected to the top of the horizontal square steel (205).

2. A maintenance and inspection device for a circulating water pump in a power plant as claimed in claim 1, characterized in that: The mounting member (201) comprises a mounting shell (201a) and a slide groove (201c); the mounting shell (201a) is fixedly connected to the top of the support plate (101); and the slide groove (201c) is opened in the inner cavity of the mounting shell (201a).

3. A maintenance and inspection device for a circulating water pump in a power plant as claimed in claim 2, characterized in that: The mounting member (201) further comprises a fixing plate (201b), wherein the fixing plate (201b) is fixedly connected to one side of the mounting shell (201a), and the bottom of the fixing plate (201b) is fixedly connected to the top of the supporting plate (101).

4. A maintenance and inspection device for a circulating water pump in a power plant as claimed in claim 3, characterized in that: The lifting member (203) comprises a first motor (203a), a rotating rod (203b), a first gear (203c), a second gear (203d), a reciprocating screw rod (203e), a first threaded sleeve (203f), a load-bearing plate (203g), a protective plate (203i), a handrail (203j), a storage box (203k), and a protective shell (203m). The first motor (203a) is fixedly connected to one side of the inner cavity of the mounting shell (201a), the rotating rod (203b) is fixedly connected to the output end of the first motor (203a), the first gear (203c) is fixedly connected to the surface of the rotating rod (203b), the surface of the second gear (203d) is meshed with the surface of the first gear (203c), and the reciprocating screw rod (203e) is fixedly connected to the inner cavity of the second gear (203d). cavity, one end of the reciprocating screw rod (203e) is rotatably connected to the top of the bearing plate (203g), the first threaded sleeve (203f) is threadedly connected to the surface of the reciprocating screw rod (203e), the bearing plate (203g) is fixedly connected to the surface of the first threaded sleeve (203f), the protective plate (203i) is fixedly connected to the top of the bearing plate (203g), the handrail (203j) is fixedly connected to the top of the protective plate (203i), the storage box (203k) is fixedly connected to one side of the protective plate (203i), the protective shell (203m) is fixedly connected to the top of the bearing plate (203g), one side of the protective shell (203m) is fixedly connected to one side of the inner cavity of the mounting shell (201a), and one end of the reciprocating screw rod (203e) is rotatably connected to the inner top of the protective shell (203m).

5. A maintenance and inspection device for a circulating water pump in a power plant as claimed in claim 4, characterized in that: The lifting member (203) further comprises a sliding block (203h), wherein the sliding block (203h) is fixedly connected to one side of the load-bearing plate (203g), and the sliding block (203h) is slidably connected to the inner cavity of the sliding groove (201c).

6. A maintenance and inspection device for a circulating water pump in a power plant as claimed in claim 5, characterized in that: The lifting member (203) further comprises a positioning block (203l), wherein the positioning block (203l) is fixedly connected to the inner cavity of the storage box (203k), and one side of the positioning block (203l) is fixedly connected to one side of the protective plate (203i).

7. A maintenance and inspection device for a circulating water pump in a power plant as claimed in claim 6, characterized in that: The support member (204) comprises a fixed shell (204a), a second motor (204c), a threaded rod (204e), a second threaded sleeve (204f), a support seat (204g), and a bearing seat (204i); the fixed shell (204a) is fixedly connected to one side of the mounting shell (201a); the second motor (204c) is fixedly connected to the top of the fixed shell (204a); and the threaded rod (204e) is fixedly connected to the second motor (204c). The output end of the threaded rod (204e) is rotatably connected to the inner cavity of the fixed shell (204a); the second threaded sleeve (204f) is threadedly connected to the surface of the threaded rod (204e); the support seat (204g) is fixedly connected to the bottom of the second threaded sleeve (204f); the bearing seat (204i) is rotatably connected to the surface of the threaded rod (204e); and the bottom of the bearing seat (204i) is fixedly connected to the inner bottom of the fixed shell (204a).

8. A maintenance and inspection device for a circulating water pump in a power plant as claimed in claim 7, characterized in that: The support member (204) further comprises a fixing block (204b), wherein the fixing block (204b) is fixedly connected to one side of the fixing shell (204a), and one side of the fixing block (204b) is fixedly connected to one side of the installation shell (201a).

9. A maintenance and inspection device for a circulating water pump in a power plant as claimed in claim 8, characterized in that: The support member (204) further comprises a positioning ring (204d), wherein the positioning ring (204d) is fixedly connected to the surface of the second motor (204c), and the bottom of the positioning ring (204d) is fixedly connected to the top of the fixed shell (204a).

10. A maintenance and inspection device for a circulating water pump in a power plant as claimed in claim 9, characterized in that: The support member (204) further comprises a connecting block (204h), wherein the connecting block (204h) is fixedly connected to one side of the second threaded sleeve (204f), and the bottom of the connecting block (204h) is fixedly connected to the top of the supporting seat (204g).

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