CN218920300U

CN218920300U - Self-locking variable frequency control cabinet

Info

Publication number: CN218920300U
Application number: CN202223298412.7U
Authority: CN
Inventors: 欧阳江鸿; 熊杰; 曾建芳; 张茜; 戴深友
Original assignee: Hunan Wanhong Electric Appliance Co ltd
Current assignee: Hunan Wanhong Electric Appliance Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-04-25
Anticipated expiration: 2032-12-09

Abstract

The utility model relates to the technical field of variable frequency control cabinets, in particular to a self-locking variable frequency control cabinet. The device disclosed by the utility model is provided with the self-locking mechanism, so that a worker does not need to manually close the cabinet door after the cabinet door is opened, but automatically closes the cabinet door by controlling the winding of the connecting rope, and then locks the cabinet door in cooperation with the automatic lock, thereby preventing the cabinet door from being closed in a missed or forgotten way.

Description

Self-locking variable frequency control cabinet

Technical Field

The utility model relates to the technical field of variable frequency control cabinets, in particular to a self-locking variable frequency control cabinet.

Background

The variable frequency control cabinet is mainly used for adjusting the working frequency of equipment, reducing energy loss, smoothly starting the equipment, reducing the damage of heavy current generated during direct starting of the equipment to a motor, and is widely applicable to automatic control of various occasions such as water supply, water discharge, fire control, spray pipe network pressurization, heating ventilation, air conditioning, cold and hot water circulation and the like in industrial and agricultural production and various buildings.

Because the variable frequency control cabinet belongs to electrical work equipment, the variable frequency control cabinet needs to be provided with a good placing and controlling environment, the variable frequency control cabinet needs to be inspected and maintained for a long time, and because the cabinet door needs to be closed after the inspection is finished due to the fact that the internal power equipment is provided with the electric equipment, the variable frequency control cabinet of the cabinet door is manually closed at present, so that workers can be caused to have the condition of missing or not being tightly closed, certain dangerous hidden dangers are brought, and therefore, the design of the self-locking variable frequency control cabinet is needed to solve the problems.

Disclosure of Invention

The utility model aims to provide a self-locking variable frequency control cabinet, which solves the problem that the current variable frequency control cabinet for manually closing a cabinet door, which is proposed in the background art, can cause the condition that a worker fails to close or is not tightly closed, thereby bringing about certain dangerous hidden danger.

In order to achieve the above purpose, the utility model provides a self-locking variable frequency control cabinet, comprising:

the main part, including the cabinet body, the surface swing joint of the cabinet body has the cabinet door, the surface fixedly connected with cabinet lock of cabinet door, through the setting of the cabinet body, makes its inside can install the frequency conversion control, and then protects inside control.

The utility model provides a self-locking mechanism, includes dustcoat and fixed plate, the upper surface fixed connection of dustcoat and cabinet body, the fixed plate is connected with the upper surface fixed connection of cabinet door, the surface fixed connection of dustcoat has a cover plate, the surface fixed connection of cover plate has a protection ring, the internal surface fixed connection of dustcoat has a base, the upper surface fixed connection of base has a dead lever, the surface fixed connection of dead lever has reset spring, reset spring keeps away from the one end fixedly connected with connecting plate of dead lever, one side fixedly connected with connecting rod of reset spring is kept away from to the connecting plate, the one end fixedly connected with solid fixed ring of connecting rod is kept away from to the connecting rod, the internal surface swing joint of solid fixed ring has a first axostylus axostyle, the lower surface fixedly connected with first gear of first axostylus axostyle, the surface fixedly connected with second gear of first axostylus axostyle, the surface fixedly connected with connecting rope of first, reset spring is kept away from the one end fixedly connected with connecting plate of dead lever, thereby can be guaranteed to open at the surface of cabinet door self-locking mechanism through the second axial spring, the second axial spring is connected with the second axial spring is kept away from the surface fixed connection of the second axostylus axostyle, thereby can be opened at the surface fixed connection of cabinet door, the self-locking mechanism is realized.

Preferably, the upper end swing joint of fixing base has speed change mechanism, speed change mechanism includes first limiting plate, the lower fixed surface of first limiting plate is connected with the third axostylus axostyle, the surface fixedly connected with fifth gear of third axostylus axostyle, the internal surface swing joint of fixing base has the second limiting plate, the lower fixed surface of second limiting plate is connected with the fourth axostylus axostyle, the surface fixedly connected with sixth gear of fourth axostylus axostyle, the surface fixedly connected with seventh gear of fourth axostylus axostyle, through speed change mechanism's setting to can guarantee that the cupboard closes at slow speed at the in-process of closing, in order to prevent the damage of equipment.

Preferably, the dead lever passes through reset spring and connecting plate fixed connection, the surface sliding connection of connecting plate and base, the connecting plate passes through connecting rod and solid fixed ring fixed connection, gu fixed ring is two sets of, two sets of gu fixed ring is located the upper and lower both ends position of first axostylus axostyle, through reset spring's setting to can control the control that first axostylus axostyle moves about in the draw-in groove inside of base, so that it can reset after being pulled.

Preferably, one end of the connecting rope is fixed on the outer surface of the first shaft rod, the connecting rope is in wire wrapping connection with the outer surface of the first shaft rod, the first shaft rod is fixedly connected with the fixing plate through the connecting rope, the movable groove is formed in the upper ends of the base and the fixing seat, the first limiting rod is movably connected with the movable groove of the base, the second limiting rod is movably connected with the movable groove of the fixing seat, and the cabinet body and the cabinet door are connected through the arrangement of the connecting rope, so that the mechanism on the cabinet body can be controlled to automatically close the cabinet door.

Preferably, the first gear and the third gear can be in meshed connection, the second gear and the fifth gear can be in movable connection, a round hole is formed in the upper end of the fixing seat, the third shaft rod is in movable connection with the round hole of the fixing seat, the first limiting plate is fixedly connected with the fifth gear through the third shaft rod, and the first limiting plate is in meshed connection with the third gear through the first gear, so that the spring can be stressed when the cabinet door is pulled open, and further the cabinet door can be stored energy, so that the cabinet door can be self-locked.

Preferably, the fifth gear is meshed with the sixth gear, a hole is formed in the upper end of the fixing seat, the fourth shaft rod is movably connected with the hole of the fixing seat, the second limiting plate is fixedly connected with the sixth gear through the fourth shaft rod, the second limiting plate is fixedly connected with the seventh gear through the fourth shaft rod, the fourth gear is meshed with the seventh gear, and the fifth gear is arranged, so that the direction change effect is achieved between the second gear and the sixth gear, and the sixth gear can drive the second gear to rotate in the same direction.

Compared with the prior art, the utility model has the beneficial effects that:

1. the device is provided with self-locking mechanism, and it does not need the staff to close manually after the cabinet door is opened, but carries out self-closing cabinet door through the rolling of control connecting rope, and then cooperates the automatic lock to lock it to prevent that the cabinet door from leaking the condition that closes or forgets to close.

2. The device is provided with the speed change mechanism, so that the cabinet door can be controlled to perform slow automatic closing effect after being pulled open, and damage caused by overweight closing of the cabinet door is prevented.

Drawings

FIG. 1 is a schematic perspective view of the structure of the present utility model;

FIG. 2 is a schematic perspective view showing the internal structure of the housing of FIG. 1 according to the present utility model;

FIG. 3 is a partial perspective view of the second stop lever of FIG. 2 according to the present utility model;

fig. 4 is a schematic partial perspective view illustrating a structure of the first limiting plate in fig. 2 according to the present utility model.

In the figure: 1. a cabinet body; 11. a cabinet door; 12. a cabinet lock; 2. an outer cover; 21. a fixing plate; 22. a cover plate; 23. a protective ring; 24. a base; 25. a fixing seat; 26. a fixed rod; 27. a return spring; 28. a connecting plate; 29. a connecting rod; 210. a fixing ring; 211. a first shaft; 212. a first stop lever; 213. a first gear; 214. a second gear; 215. a second limit rod; 216. a connecting rope; 217. a fixed head; 218. a clockwork spring; 219. a second shaft; 220. a third gear; 221. a fourth gear; 3. a first limiting plate; 31. a third shaft; 32. a fifth gear; 33. a second limiting plate; 34. a fourth shaft; 35. a sixth gear; 36. and a seventh gear.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an embodiment of the present utility model is provided:

a self-locking variable frequency control cabinet, comprising:

the main part, including the cabinet body 1, the surface swing joint of the cabinet body 1 has cabinet door 11, and the surface fixedly connected with cabinet lock 12 of cabinet door 11, through setting up the mechanism in the upper end of the cabinet body 1, and then can control cabinet door 11 to carry out self-closing.

The self-locking mechanism comprises an outer cover 2 and a fixing plate 21, wherein the outer cover 2 is fixedly connected with the upper surface of the cabinet body 1, the fixing plate 21 is fixedly connected with the upper surface of the cabinet door 11, the outer surface of the outer cover 2 is fixedly connected with a cover plate 22, the outer surface of the cover plate 22 is fixedly connected with a protection ring 23, the inner surface of the outer cover 2 is fixedly connected with a base 24, the inner surface of the outer cover 2 is fixedly connected with a fixing seat 25, the upper surface of the base 24 is fixedly connected with a fixing rod 26, the outer surface of the fixing rod 26 is fixedly connected with a reset spring 27, one end of the reset spring 27, far from the fixing rod 26, is fixedly connected with a connecting plate 28, one side of the connecting plate 28, far from the reset spring 27, is fixedly connected with a connecting rod 29, one end of the connecting rod 29, far from the connecting plate 28, is fixedly connected with a fixing ring 210, the inner surface of the fixing ring 210 is movably connected with a first shaft lever 211, the lower surface of the first shaft lever 211 is fixedly connected with a first limit lever 212, the outer surface of the first shaft lever 211 is fixedly connected with a first gear 213, the outer surface of the first shaft lever 211 is fixedly connected with a second gear 214, the upper surface of the first shaft lever 211 is fixedly connected with a second limiting rod 215, the outer surface of the first shaft lever 211 is fixedly connected with a connecting rope 216, one end of the connecting rope 216 far away from the first shaft lever 211 is fixedly connected with a fixing head 217, the upper surface of the base 24 is fixedly connected with a clockwork spring 218, the upper surface of the clockwork spring 218 is movably connected with a second shaft lever 219, the outer surface of the second shaft lever 219 is fixedly connected with a third gear 220, the outer surface of the second shaft lever 219 is fixedly connected with a fourth gear 221, the connecting rope 216 can be pulled to be released at the upper end of the first shaft lever 211 by pulling the cabinet door 11, the cabinet door 11 can be fixed through a fixing structure of the device, when the cabinet door 11 needs to be closed, the fixing mechanism only needs to be removed, the first shaft lever 211 is driven by the spring 218 to automatically wind up, and then pulls the cabinet door 11 to close.

Further, the upper end swing joint of fixing base 25 has speed change mechanism, speed change mechanism includes first limiting plate 3, the lower fixed surface of first limiting plate 3 is connected with third axostylus axostyle 31, the surface fixed connection of third axostylus axostyle 31 has fifth gear 32, the internal surface swing joint of fixing base 25 has second limiting plate 33, the lower fixed surface of second limiting plate 33 is connected with fourth axostylus axostyle 34, the surface fixed connection of fourth axostylus axostyle 34 has sixth gear 35, the surface fixed connection of fourth axostylus axostyle 34 has seventh gear 36, when pulling open cabinet door 11, first axostylus axostyle 211 can be driven by connecting rope 216 and slide in the inslot of base 24, make and mesh between first gear 213 and the third gear 220 of its upper end, and then give the upward force of clockspring 218, when cabinet door 11 is closed, first axostylus axostyle 211 can take place the reset under the effect of reset spring 27, and then mesh between second gear 214 of its upper end and fifth gear 32, thereby take the effect of reducing cabinet door 11 closing speed through big tooth area pinion.

Further, the fixing rod 26 is fixedly connected with the connecting plate 28 through the return spring 27, the connecting plate 28 is slidably connected with the surface of the base 24, the connecting plate 28 is fixedly connected with the fixing rings 210 through the connecting rod 29, the fixing rings 210 are two groups, the two groups of fixing rings 210 are located at the upper end and the lower end of the first shaft lever 211, and the first shaft lever 211 can be controlled to move in the groove of the base 24 through the arrangement of the fixing rings 210 without affecting the rotation effect of the first shaft lever 211.

Further, one end of the connecting rope 216 is fixed on the outer surface of the first shaft lever 211, the connecting rope 216 is in winding connection with the outer surface of the first shaft lever 211, the first shaft lever 211 is fixedly connected with the fixing plate 21 through the connecting rope 216, the upper ends of the base 24 and the fixing seat 25 are provided with movable grooves, the first limiting rod 212 is movably connected with the movable groove part of the base 24, the second limiting rod 215 is movably connected with the movable groove part of the fixing seat 25, and the movable positions of the first shaft lever 211 are limited through the arrangement of the first limiting rod 212 and the second limiting rod 215, so that movable connection between the two end positions in the grooves and other components can be realized.

Further, the first gear 213 and the third gear 220 may be engaged with each other, the second gear 214 and the fifth gear 32 may be movably connected with each other, the upper end of the fixing seat 25 is provided with a circular hole, the third shaft rod 31 and the circular hole of the fixing seat 25 are movably connected with each other, the first limiting plate 3 is fixedly connected with the fifth gear 32 through the third shaft rod 31, and the positions of the third shaft rod 31 and the fourth shaft rod 34 are limited by the circular hole at the upper end of the fixing seat 25, so that the third shaft rod 31 and the fourth shaft rod 34 can be kept in place for rotation.

Further, the fifth gear 32 is meshed with the sixth gear 35, a hole is formed at the upper end of the fixing seat 25, the fourth shaft rod 34 is movably connected with the hole portion of the fixing seat 25, the second limiting plate 33 is fixedly connected with the sixth gear 35 through the fourth shaft rod 34, the second limiting plate 33 is fixedly connected with the seventh gear 36 through the fourth shaft rod 34, the fourth gear 221 is meshed with the seventh gear 36, and the first shaft rod 211 is meshed with the seventh gear 36, so that when the cabinet door 11 is closed, the spring 218 can drive the speed change mechanism to rotate through the fourth gear 221.

Working principle: when the cabinet door 11 is pulled open, the connecting rope 216 at the upper end is driven to be released from the first shaft lever 211, the first shaft lever 211 is pulled to slide in the groove of the base 24, so that the first gear 213 at the upper end is meshed with the third gear 220, the second shaft lever 219 is controlled to rotate to apply force to the spring 218, after the operator finishes checking the internal workpiece, the first shaft lever 211 is driven by the reset spring 27 to perform reset operation through removing the fixing mechanism of the cabinet door 11, so that the second gear 214 is meshed with the fifth gear 32, the spring 218 can control the fourth gear 221 at the upper end to drive the seventh gear 36 to rotate, the sixth gear 35 drives the fifth gear 32 to rotate, and finally the second gear 214 is driven to rotate, so that the retarded closing effect of the cabinet door 11 is achieved through gear change transmission.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A self-locking variable frequency control cabinet, comprising:

the main body comprises a cabinet body (1), wherein the outer surface of the cabinet body (1) is movably connected with a cabinet door (11), and the outer surface of the cabinet door (11) is fixedly connected with a cabinet lock (12);

the self-locking mechanism comprises a housing (2) and a fixing plate (21), wherein the housing (2) is fixedly connected with the upper surface of a cabinet body (1), the fixing plate (21) is fixedly connected with the upper surface of a cabinet door (11), the outer surface of the housing (2) is fixedly connected with a cover plate (22), the outer surface of the cover plate (22) is fixedly connected with a protection ring (23), the inner surface of the housing (2) is fixedly connected with a base (24), the inner surface of the housing (2) is fixedly connected with a fixing seat (25), the upper surface of the base (24) is fixedly connected with a fixing rod (26), the outer surface of the fixing rod (26) is fixedly connected with a reset spring (27), one end of the reset spring (27) away from the fixing rod (28) is fixedly connected with a connecting rod (29), one end of the connecting rod (29) away from the connecting rod (28) is fixedly connected with a fixing ring (210), the inner surface of the fixing ring (210) is movably connected with a first shaft lever (211), the outer surface of the first shaft lever (211) is fixedly connected with a first shaft lever (211), the outer surface fixedly connected with second gear (214) of first axostylus axostyle (211), the last fixed surface of first axostylus axostyle (211) is connected with second gag lever post (215), the surface fixedly connected with of first axostylus axostyle (211) is connected with rope (216), the one end fixedly connected with dead head (217) that first axostylus axostyle (211) was kept away from to rope (216), the last fixed surface of base (24) is connected with clockwork spring (218), the last surface swing joint of clockwork spring (218) has second axostylus axostyle (219), the surface fixedly connected with third gear (220) of second axostylus axostyle (219), the surface fixedly connected with fourth gear (221) of second axostylus axostyle (219).

2. The self-locking variable frequency control cabinet according to claim 1, wherein: the upper end swing joint of fixing base (25) has speed change mechanism, speed change mechanism includes first limiting plate (3), the lower fixed surface of first limiting plate (3) is connected with third axostylus axostyle (31), the surface fixedly connected with fifth gear (32) of third axostylus axostyle (31), the internal surface swing joint of fixing base (25) has second limiting plate (33), the lower fixed surface of second limiting plate (33) is connected with fourth axostylus axostyle (34), the surface fixedly connected with sixth gear (35) of fourth axostylus axostyle (34), the surface fixedly connected with seventh gear (36) of fourth axostylus axostyle (34).

3. The self-locking variable frequency control cabinet according to claim 1, wherein: the fixed rod (26) is fixedly connected with the connecting plate (28) through the reset spring (27), the connecting plate (28) is in sliding connection with the surface of the base (24), the connecting plate (28) is fixedly connected with the fixed ring (210) through the connecting rod (29), the fixed ring (210) is in two groups, and the two groups of fixed rings (210) are located at the upper end and the lower end of the first shaft rod (211).

4. The self-locking variable frequency control cabinet according to claim 1, wherein: one end of the connecting rope (216) is fixed on the outer surface of the first shaft rod (211), the connecting rope (216) is connected with the outer surface of the first shaft rod (211) in a winding mode, the first shaft rod (211) is fixedly connected with the fixed plate (21) through the connecting rope (216), movable grooves are formed in the upper ends of the base (24) and the fixed seat (25), the first limiting rod (212) is movably connected with the movable groove part of the base (24), and the second limiting rod (215) is movably connected with the movable groove part of the fixed seat (25).

5. The self-locking variable frequency control cabinet according to claim 2, wherein: the first gear (213) and the third gear (220) can be in meshed connection, the second gear (214) and the fifth gear (32) can be in movable connection, a round hole is formed in the upper end of the fixing seat (25), the third shaft rod (31) is in movable connection with the round hole of the fixing seat (25), and the first limiting plate (3) is fixedly connected with the fifth gear (32) through the third shaft rod (31).

6. The self-locking variable frequency control cabinet according to claim 2, wherein: the gear assembly is characterized in that the fifth gear (32) is meshed with the sixth gear (35), a hole is formed in the upper end of the fixing seat (25), the fourth shaft rod (34) is movably connected with the hole of the fixing seat (25), the second limiting plate (33) is fixedly connected with the sixth gear (35) through the fourth shaft rod (34), the second limiting plate (33) is fixedly connected with the seventh gear (36) through the fourth shaft rod (34), and the fourth gear (221) is meshed with the seventh gear (36).