CN217765311U

CN217765311U - Portable dynamometer for elevator inspection

Info

Publication number: CN217765311U
Application number: CN202221354988.8U
Authority: CN
Inventors: 赵晓钧
Original assignee: YUNNAN INSTITUTE OF SPECIAL EQUIPMENT SAFETY DETECTION
Current assignee: YUNNAN INSTITUTE OF SPECIAL EQUIPMENT SAFETY DETECTION
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2022-11-08
Anticipated expiration: 2032-06-01

Abstract

The utility model discloses a portable dynamometer for elevator inspection relates to dynamometer technical field, has solved the dynamometer both ends and all need carry not unidimensional rope connection fittings, has increased the problem of personnel's burden of carrying. A portable dynamometer for elevator inspection includes a main instrument body; the main instrument body middle part is run through to slide and is provided with well dynamometry module, and well dynamometry module is electron force measuring equipment, and well dynamometry module can show dynamometry data at the display screen of main instrument body front portion setting, and the spiral line that well dynamometry module tail end and the outside setting of first connecting screw run through the spiro union, and main instrument body both ends are all run through to slide and are provided with fixed traveller, fixed traveller head end and connection bullet piece fixed connection, and well dynamometry module back of the body rotates and is provided with the connecting rod. This practicality is through the width between the adjustment external wheel, adapts to not unidimensional elevator rope's tension inspection test, reduces the accessory quantity that needs carry.

Description

Portable dynamometer for elevator inspection

Technical Field

The utility model belongs to the technical field of the dynamometer, more specifically say, in particular to a portable dynamometer for elevator inspection.

Background

The elevator is required to be regularly checked in the using process, the elevator is maintained when the elevator is regularly checked to find the elevator problem, the tension of a rope of the elevator is checked and tested through the dynamometer during the elevator checking, and the door closing force of the elevator door is checked and tested through the dynamometer.

The dynamometer adopts when connecting the rope of unidimensional not, and the not unidimensional rope connection structure accessory all need be changed at the dynamometer both ends, and the not unidimensional rope connection structure accessory has increased the accessory quantity that personnel need carry, and the limited change in space between the elevator inspection is not convenient enough, and the dynamometer adopts the fixed length setting, and dynamometer self length is longer, climbs longer dynamometer easily and collides around narrow space, inconvenient carrying.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a portable dynamometer for elevator inspection, its external fixation frame slides the shrink at the both ends of the main instrument body, shortens the length when the main instrument body carries with the external fixation frame, conveniently carries with oneself more, conveniently inspects the operation in constrictive elevator space.

The utility model is used for the purpose and the efficiency of the portable dynamometer of elevator inspection are reached by following specific technological means:

a portable dynamometer for elevator inspection includes a main instrument body; the middle part of the main instrument body is provided with a middle force measuring module in a penetrating and sliding manner, the middle force measuring module is an electronic force measuring device, the middle force measuring module can display force measuring data on a display screen arranged at the front part of the main instrument body, the tail end of the middle force measuring module and spiral lines arranged outside a first connecting screw rod are in penetrating and screwing connection, two ends of the main instrument body are both provided with fixed sliding columns in a penetrating and sliding manner, the head ends of the fixed sliding columns are fixedly connected with a connecting elastic piece, the back part of the middle force measuring module is rotatably provided with a connecting rod, the tail part of the connecting rod is sleeved with an extended handle pipe in a sliding manner, the head end of the first connecting screw rod is rotatably connected with the main instrument body, the tail end of the connecting elastic piece is fixedly connected with the main instrument body, and the head end of the middle force measuring module is positioned outside the middle part of the main instrument body; the main instrument body is characterized in that L-shaped external fixing frames are horizontally sleeved on two sides of the main instrument body in a sliding mode, fixing grooves are arranged in the middle of the external fixing frames at intervals in an array mode, external rotating wheels are arranged on the front portions of the external fixing frames in a rotating mode, external connecting sliding strips of rectangular structures are arranged on the front portions of the external fixing frames in a sliding mode, external connecting lead screws are arranged in the middle of the external fixing frames in a rotating mode, the fixing grooves are connected with the tail ends of the fixing sliding columns in a sliding mode, spiral grains arranged on the first sections of the external connecting lead screws are connected with the tail ends of the external connecting sliding strips in a threaded mode, external rotating wheels are arranged on the upper portions of the head ends of the external connecting sliding strips in a rotating mode, and the external rotating wheels arranged on the head ends of the external connecting sliding strips and the external rotating wheels arranged on the external fixing frames are arranged in an opposite mode; the fixed back of the body link that is provided with of main instrument body back, back of the body link middle part is run through and is rotated and be provided with the second lead screw, back of the body link middle part horizontal slip is provided with the extension frame of rectangle massive structure, back of the body link back rotates and is provided with the back of the body runner, the outside spiral line and the extension frame spiro union that set up of second lead screw, extension frame tail end is rotated and is provided with the back of the body runner, the back of the body runner is in the tail end of back of the body link, the back of the body runner that back of the body link set up is horizontal subtend setting with the back of the body runner that back of the body link set up, main instrument body back is all fixed being provided with back of the body link in well force measuring module upper portion and lower part, the second lead screw, extension frame and back of the body runner, the runner is located the place ahead of the main instrument body outward.

The utility model discloses at least, include following beneficial effect:

1. the utility model discloses the length when the external fixation frame slides the shrink at the both ends of the main instrument body, shortens the main instrument body and external fixation frame and carries, conveniently carries with oneself more, and the convenience is removed and is examined the operation in constrictive elevator space.

2. The utility model discloses a rotate the outer connection lead screw, adjust the width between the outer runner, adapt to the tension test of unidimensional elevator rope, need not to change the connection structure of unidimensional rope, reduce the accessory quantity that needs to carry, alleviate the heavy burden of carrying.

3. The utility model discloses both sides are laminated around back of body runner and lift-cabin door, carry out the tight dynamics test of clamp to the lift-cabin door, reciprocate along the lift-cabin door through back of body runner, change the detection position of lift-cabin door, the difference of the tight dynamics of the equal position clamp about the quick inspection test lift-cabin door, the tilt state of lift-cabin door about conveniently surveing simultaneously inspects the operation of lift-cabin door.

Drawings

Fig. 1 is a schematic diagram of the three-dimensional structure of the present invention.

Fig. 2 is a schematic diagram of the main instrument body of the present invention.

Fig. 3 is a schematic view of the longitudinal section structure of the external fixing frame of the present invention.

Fig. 4 is the horizontal half-section structure schematic diagram of the main instrument body of the utility model.

Fig. 5 is a schematic view of the horizontal half-section structure of the back connecting frame of the utility model.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a main instrument body; 101. a middle force measuring module; 102. a first connecting screw rod; 103. fixing a sliding column; 104. connecting the elastic piece; 105. a connecting rod; 2. an outer fixing frame; 201. a fixing groove; 202. an outer runner; 203. a screw rod is externally connected; 204. the outer connecting sliding strip; 3. a back link; 301. a second lead screw; 302. an extension frame; 303. back to the runner.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the drawings and examples. The following examples are provided to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "side," "top," "inner," "front," "center," "two end," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "connected," "fixed," and "screwed" are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Example (b):

as shown in figures 1 to 5:

the utility model provides a portable dynamometer used for elevator inspection, which comprises a main dynamometer body 1; the middle part of the main instrument body 1 is provided with a middle force measuring module 101 in a penetrating and sliding manner, the middle force measuring module 101 is an electronic force measuring device, the middle force measuring module 101 can display force measuring data on a display screen arranged at the front part of the main instrument body 1, the tail end of the middle force measuring module 101 and spiral lines arranged outside a first connecting screw rod 102 are in penetrating and screwing connection, two ends of the main instrument body 1 are both provided with fixed sliding columns 103 in a penetrating and sliding manner, the head ends of the fixed sliding columns 103 are fixedly connected with a connecting elastic piece 104, the back part of the middle force measuring module 101 is provided with a connecting rod 105 in a rotating manner, the tail part of the connecting rod 105 is sleeved with an extended handle pipe in a sliding manner, and the connecting rod 105 is convenient for personnel to support and control the position of the main instrument body 1, the detection position of the elevator door is convenient to convert, the extension rod arranged on the connecting rod 105 is convenient to detect the high position of the elevator, assistance of people for stepping on a stool is reduced, carrying of an auxiliary device is reduced, the head end of the first connecting screw rod 102 is rotatably connected with the main instrument body 1, the tail end of the connecting elastic piece 104 is fixedly connected with the main instrument body 1, the head end of the middle force measuring module 101 is located on the outer side of the middle part of the main instrument body 1, tension and pressure values tested by the middle force measuring module 101 are detected simultaneously for the elevator door and an elevator rope, two sets of detection equipment do not need to be carried separately in the prior art, the number of equipment needing to be carried is reduced, loading of people is improved, and action and detection inside a narrow elevator shaft are convenient;

the two sides of a main instrument body 1 are horizontally and slidably sleeved with outer fixing frames 2 with L-shaped structures, fixing grooves 201 are arranged in the middle of the outer fixing frames 2 at intervals in an array mode, outer rotating wheels 202 are rotatably arranged at the front portions of the outer fixing frames 2, the outer rotating wheels 202 are positioned in front of the main instrument body 1, outer connecting sliding strips 204 with rectangular structures are horizontally and slidably arranged at the front portions of the outer fixing frames 2, outer connecting screw rods 203 are rotatably arranged at the middle portions of the outer fixing frames 2, the fixing grooves 201 are slidably connected with the tail ends of fixed sliding columns 103, the fixed sliding columns 103 are separated from the fixing grooves 201 by pulling the fixed sliding columns 103 to slide outwards, after the outer fixing frames 2 are pulled outwards to proper lengths, connecting elastic pieces 104 pull the fixed sliding columns 103 and the fixing grooves 201 to be slidably embedded into the fixed outer fixing frames 2 by the lengths, outer rotating wheels 202 are arranged at the two sides of an elevator rope, and the head ends of a middle force measuring module 101 are in contact with the elevator rope, the spiral grains arranged at the first section of the external connection screw rod 203 are in threaded connection with the tail end of the external connection sliding strip 204, the upper part of the head end of the external connection sliding strip 204 is rotatably provided with an external rotating wheel 202, the external rotating wheel 202 at the head end of the external connection sliding strip 204 and the external rotating wheel 202 arranged on the external fixing frame 2 are oppositely arranged, the external connection sliding strip 204 moves outwards along the spiral grains outside the external connection screw rod 203 by rotating the external connection screw rod 203, the head end of the external connection screw rod 203 moves outwards towards the external side of the external fixing frame 2, the width between the external rotating wheel 202 arranged on the external connection screw rod 203 and the external rotating wheel 202 arranged on the external fixing frame 2 is adjusted to be larger than the size of the rope, the tension detection of elevator ropes with different sizes is adapted, the connecting structure of the ropes with different sizes is not required to be replaced, the number of accessories required to be carried is reduced, and the load is lightened; the back of the main instrument body 1 is fixedly provided with a back connecting frame 3.

As shown in fig. 1, fig. 2 and fig. 5, a second lead screw 301 is rotatably disposed in the middle of the back connection frame 3 in a penetrating manner, an extension frame 302 with a rectangular block structure is horizontally slidably disposed in the middle of the back connection frame 3, a back rotating wheel 303 is rotatably disposed on the back of the back connection frame 3, spiral lines disposed outside the second lead screw 301 are screwed with the extension frame 302, the back connection frame 3, the second lead screw 301, the extension frame 302 and the back rotating wheel 303 are fixedly disposed on the upper portion and the lower portion of the middle force measuring module 101 on the back of the main instrument body 1, the back rotating wheel 303 and the front side and the rear side of the elevator door are attached to each other, the main instrument body 1 rotates up and down along the elevator door through the back rotating wheel 303 to move a conversion test position, the back rotating wheel 303 is rotatably disposed on the tail end of the extension frame 302, the back rotating wheel is disposed at the tail end of the back connection frame 3, the back rotating wheel 303 disposed on the back connection frame 3 and the back rotating wheel 303 are horizontally arranged opposite, the main instrument body 1 rotates up and down along the elevator door to move the conversion test position through the elevator door to switch conveniently, the extension rod 105 to detect the high position of the elevator door, the elevator door conveniently, and reduce the stool carried by people, and the stool.

The specific use mode and function of the embodiment are as follows:

in the utility model, the external fixing frame 2 slides and contracts at two ends of the main instrument body 1, the length of the main instrument body 1 and the external fixing frame 2 is shortened when the main instrument body and the external fixing frame are carried, the carrying is more convenient, the inspection operation is convenient in a narrow elevator space, by rotating the external connecting screw rod 203, the external connecting slide bar 204 moves outwards along the spiral line outside the external connecting screw rod 203, the head end of the external connecting screw rod 203 moves outwards the external fixing frame 2, the width between the external rotating wheel 202 arranged on the external connecting screw rod 203 and the external rotating wheel 202 arranged on the external fixing frame 2 is adjusted to be larger than the size of the rope, the tension detection of elevator ropes with different sizes is adapted, the connecting structures of the ropes with different sizes are not required to be changed, the number of accessories required to be carried is reduced, the carrying load is lightened, the fixed sliding column 103 slides outwards by pulling, the fixed sliding column 103 is separated from the fixed groove 201, after the external fixing frame 2 is pulled outwards to a proper length, the connecting elastic piece 104 pulls the fixed sliding column 103 and the fixed groove 201 to be embedded into the fixed external fixing frame 2 in a sliding manner, the external rotating wheels 202 are arranged on two sides of an elevator rope, the head end of the middle force measuring module 101 is contacted with the elevator rope, the middle force measuring module 101 slides forwards along the spiral lines of the first connecting screw rod 102 by rotating the first connecting screw rod 102, the middle force measuring module 101 pushes the elevator rope to move towards one side, the tension pressure value tested by the middle force measuring module 101 is recorded, when the clamping force of closing the elevator door is tested, the second screw rod 301 is rotated, the extension frame 302 moves towards the outer side of the back connecting frame 3 along the spiral lines outside the second screw rod 301, the distance between the back rotating wheel 303 arranged on the extension frame 302 and the back rotating wheel 303 arranged on the back connecting frame 3 is adapted to the width of the elevator door, the back rotating wheel 303 is attached to the front side and the back side of the elevator door, when the elevator door is closed, the middle force measuring module 101 is contacted, the force measuring module 101 tests force data in the process of closing and extruding the elevator door, the elevator door is subjected to clamping force inspection and test of closing, the main instrument body 1 rotates up and down along the elevator door through the back rotating wheel 303 to move a conversion test position, the connecting rod 105 is convenient for a person to support and control the position of the main instrument body 1 and conveniently convert the detection position of the elevator door, the extension rod arranged on the connecting rod 105 is convenient for detecting the high position of the elevator, the assistance of stepping on a stool by the person is reduced, the carrying of an auxiliary device is reduced, the person can pull the main instrument body 1 to move up and down along the elevator door through the connecting rod 105 in a standing state, the difference of the clamping force at equal positions above the elevator door is rapidly inspected and tested, meanwhile, the inclined state of the upper elevator door and the lower elevator door is conveniently observed, the operation closed state of the elevator door is inspected, the closed state of the elevator door is kept flush, the main instrument body 1 simultaneously detects the elevator door and an elevator rope, two sets of detection equipment do not need to be carried separately in the prior art, the number of equipment needed to be reduced, the load of the person is improved, and the action and the detection in the narrow elevator shaft is convenient.

The details of the present invention are well known to those skilled in the art.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A portable dynamometer for elevator inspection, its characterized in that: the portable dynamometer for elevator inspection comprises a main instrument body (1); the two sides of the main instrument body (1) are respectively sleeved with an external fixing frame (2) in a sliding manner; the back of the main instrument body (1) is fixedly provided with a back connecting frame (3); the middle of the main instrument body (1) is provided with a middle force measuring module (101) in a penetrating and sliding mode, the tail end of the middle force measuring module (101) and a first connecting screw rod (102) are connected in a penetrating and threaded mode, both ends of the main instrument body (1) are provided with fixed sliding columns (103) in a penetrating and sliding mode, the head ends of the fixed sliding columns (103) are fixedly connected with connecting elastic pieces (104), and the back of the middle force measuring module (101) is provided with a connecting rod (105) in a rotating mode.

2. The portable force measuring instrument for elevator inspection according to claim 1, wherein the head end of the first connecting lead screw (102) is rotatably connected with the main instrument body (1), the tail end of the connecting elastic member (104) is fixedly connected with the main instrument body (1), and the head end of the middle force measuring module (101) is positioned outside the middle part of the main instrument body (1).

3. The portable force measuring instrument for elevator inspection according to claim 2, wherein the middle of the external fixing frame (2) is provided with fixing grooves (201) at intervals, the front part of the external fixing frame (2) is rotatably provided with an external rotating wheel (202), the front part of the external fixing frame (2) is slidably provided with an external connecting slide bar (204), the middle part of the external fixing frame (2) is rotatably provided with an external connecting screw rod (203), and the fixing grooves (201) are slidably connected with the tail end of the fixed sliding column (103).

4. The portable force measuring instrument for elevator inspection according to claim 3, wherein the spiral thread arranged at the first section of the external connection screw rod (203) is screwed with the tail end of the external connection slide bar (204), the upper part of the head end of the external connection slide bar (204) is rotatably provided with the external rotating wheel (202), and the external rotating wheel (202) arranged at the head end of the external connection slide bar (204) and the external rotating wheel (202) arranged on the external fixing frame (2) are oppositely arranged.

5. The portable force measuring instrument for elevator inspection according to claim 3, wherein the back connecting frame (3) is provided with a second screw rod (301) in the middle in a penetrating and rotating manner, the middle of the back connecting frame (3) is provided with an extension frame (302) in a sliding manner, the back of the back connecting frame (3) is provided with a back rotating wheel (303) in a rotating manner, and the second screw rod (301) is in threaded connection with the extension frame (302).

6. The portable force measuring instrument for elevator inspection according to claim 5, wherein the back rotating wheel (303) is rotatably disposed at the tail end of the extension frame (302), and the back rotating wheel (303) disposed on the back connection frame (3) are horizontally disposed in opposite directions.

7. The portable force gauge for elevator inspection according to claim 6, characterized in that the back of the main gauge body (1) is fixedly provided with a back attachment frame (3) at both the upper and lower parts of the middle force-measuring module (101), and the outer swivel wheel (202) is located in front of the main gauge body (1).