CN113670155A - Elevator measuring instrument and operation method thereof - Google Patents
Elevator measuring instrument and operation method thereof Download PDFInfo
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- CN113670155A CN113670155A CN202110826952.9A CN202110826952A CN113670155A CN 113670155 A CN113670155 A CN 113670155A CN 202110826952 A CN202110826952 A CN 202110826952A CN 113670155 A CN113670155 A CN 113670155A
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- measuring
- mounting groove
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- vernier
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B3/00—Measuring instruments characterised by the use of mechanical techniques
- G01B3/20—Slide gauges
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/08—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/14—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures
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- General Physics & Mathematics (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses an elevator measuring instrument and an operation method of the elevator measuring instrument, wherein a shell body is provided with a base mounting groove which extends towards the interior of the shell body and is used for mounting a base and a hand wheel mounting window which is communicated with the base mounting groove; the base is detachably assembled in the base mounting groove, a vernier mounting groove is formed in the base, an outer side surface of a groove opening part of the vernier mounting groove extending out of the base mounting groove is set as a first mounting surface, and a first measuring claw is vertically arranged on the first mounting surface; the vernier comprises a vernier body and a second measuring claw which are vertically connected with each other, the vernier body is detachably installed in the vernier installation groove in a sliding mode, and the first measuring claw and the second measuring claw are arranged in opposite directions to form a measuring area; the handwheel mounting window is detachably and rotatably provided with the handwheel used for driving the cursor body to slide along the sliding direction of the cursor mounting groove. The operation is simple.
Description
Technical Field
The invention relates to the technical field of elevator measurement and detection, in particular to an elevator measuring instrument and an operation method of the elevator measuring instrument.
Background
At present, in elevator measurement and detection, the elevator measurement and detection are divided into two types, namely a laser measuring instrument and a vernier caliper measuring instrument, and when the elevator measurement and detection is used for measuring an environment between two positions (or the outer diameter of a single object) which are close in distance and small in space, the laser measuring instrument is mainly used for measuring and detecting between the two positions which are far in distance and large in space, so that the laser measuring instrument cannot adapt to actual requirements. Although the vernier caliper measuring instrument can measure and detect two positions with a short distance and a small space, the vernier caliper measuring instrument is relatively complicated to operate and relatively complicated to assemble and disassemble.
Disclosure of Invention
In order to solve the problems, the invention provides the elevator measuring instrument which is simple to operate and convenient to disassemble and assemble, and is suitable for measuring between two positions (or the outer diameter of a single object) with short distance and small space, and the operation method of the elevator measuring instrument.
The technical scheme of the invention is as follows: an elevator measuring instrument comprises a shell body, a base, a vernier and a hand wheel, wherein the shell body is provided with a base mounting groove which extends towards the inside of the shell body and is used for mounting the base and a hand wheel mounting window which is communicated with the base mounting groove; the base is detachably assembled in the base mounting groove, a vernier mounting groove is formed in the base, an outer side surface of a groove opening part of the vernier mounting groove extending out of the base mounting groove is set as a first mounting surface, and a first measuring claw is vertically arranged on the first mounting surface; the vernier comprises a vernier body and a second measuring claw which are vertically connected with each other, the vernier body is detachably installed in the vernier installation groove in a sliding mode, the second measuring claw is located outside the shell body, and the first measuring claw and the second measuring claw are arranged in opposite directions to form a measuring area; the handwheel mounting window is detachably and rotatably provided with the handwheel used for driving the cursor body to slide along the cursor mounting groove.
The working principle of the technical scheme is as follows:
the base is detachably assembled in the base mounting groove, the cursor body is detachably installed in the cursor mounting groove in a sliding manner, and the hand wheel mounting window is detachably and rotatably provided with a connection and matching design of the hand wheel for driving the cursor body to slide along the sliding direction of the cursor mounting groove, so that each part of the elevator measuring instrument is easily disassembled and assembled; the measurement between two positions with short distance and small space (or the outer diameter of a single object) is adapted through the matching design of the shell body, the base, the vernier, the hand wheel, the first measuring claw and the second measuring claw; and through anticlockwise rotation hand wheel, drive the vernier body along the slip direction of vernier mounting groove stretches out the casing body to increase the first measuring distance between wide measuring face and the clamping face, through clockwise rotation hand wheel, drive the vernier body along the slip direction of vernier mounting groove retracts the casing body, thereby reduce the first measuring distance between wide measuring face and the clamping face, easy operation and the operating space that the operation needs is also very little.
In a further technical scheme, the elevator measuring instrument further comprises a measuring head, wherein the measuring head comprises a measuring head mounting part and a measuring head body which are mutually and vertically connected, the other outer side surface of the vernier mounting groove, which extends out of the groove opening part of the base mounting groove, is set as a second mounting surface, the second mounting surface is provided with a measuring head mounting groove, the measuring head mounting groove is provided with a groove opening which is far away from the base along the sliding direction of the base mounting groove, and the measuring head mounting part extends into the measuring head mounting groove from the groove opening of the measuring head mounting groove and is detachably mounted; the measuring head body is perpendicular to the upper surface of the vernier body.
The hand wheel is rotated anticlockwise to drive the cursor body to sequentially pass through the shell body and the measuring head along the sliding direction of the cursor mounting groove, so that a second measuring distance is formed between a second measuring claw and the measuring head body, the second measuring distance is equal to the distance between the side face, close to the clamping face, of the cursor body and the clamping face, and the distance between the side face, far away from the shell body, of the measuring head body and the groove opening of the measuring head mounting groove is subtracted from the distance between the side face, far away from the shell body, of the cursor body and the groove opening of the measuring head mounting groove, measuring and detecting between positions with non-coincident projections in the measuring and detecting distance direction are achieved, and measuring and detecting are achieved when one of the two positions is detected in a non-visible (in a gap) state.
In a further technical scheme, a locking window communicated with the measuring head mounting groove is formed in one outer side wall surface of the measuring head mounting groove, an unlocking button cap used for sealing the locking window is arranged on the locking window, and the unlocking button cap is provided with a pressing part; a spring piece is arranged in the measuring head mounting groove and provided with a fixed section, a clamping section and a supporting section which are integrally formed and sequentially connected, the fixed section is fixedly connected to the inner bottom of the measuring head mounting groove, a clamping port is formed in the clamping section, the clamping section is parallel to the second mounting surface, the supporting section is U-shaped, the free end of the supporting section extends out of the locking window and abuts against the pressing part of the unlocking button cap, and the distance between the bottom of the U-shaped supporting section and the second mounting surface is smaller than the distance between the clamping section and the second mounting surface; the installation tip of gauge head installation part be provided with match in the joint of joint mouth is protruding, works as gauge head installation part is located when the gauge head mounting groove is interior, gauge head installation part is located the spring leaf with place between the second installation face the inside part of gauge head mounting groove, just the protruding joint of the installation tip of gauge head installation part is in the joint mouth of the joint section of spring leaf.
Through the design of the spring piece, the easy disassembly, assembly, replacement and even maintenance of the measuring head are realized.
In a further technical scheme, the elevator measuring instrument also comprises an installation clamping strip with a square cross section; one inner wall surface of the vernier mounting groove is in sliding connection with one side wall surface corresponding to the vernier body in a concave-convex matching mode, the other inner wall surface abuts against the other side wall surface corresponding to the vernier body through the installation clamping strip, the side surface, close to the other inner wall surface of the vernier mounting groove, of the installation clamping strip is detachably connected onto the other inner wall surface of the vernier mounting groove, and the side surface, far away from the other inner wall surface of the vernier mounting groove, of the installation clamping strip abuts against the other side wall surface corresponding to the vernier body.
Through the design of the installation clamping strip, one side of the concave-convex fit between the cursor body and the cursor mounting groove (namely one inner wall surface of the cursor mounting groove is provided with a first guide groove, and one side wall surface corresponding to the cursor body is provided with the first guide strip matched with the first guide groove) is installed in place firstly, and then the installation clamping strip is installed and matched with the convex matching part together to limit the cursor body to move only along the sliding direction of the cursor mounting groove, so that on one hand, the cursor body is detachably and slidably installed in the cursor mounting groove, and the assembly and the disassembly are extremely convenient; on the other hand, has a high guiding precision. Further, in order to improve the guiding progress, a section of concave-convex matched guiding structure is designed between the other inner wall surface of the cursor mounting groove and the other side wall surface corresponding to the cursor body (that is, a second guiding groove is formed in the other inner wall surface of the cursor mounting groove, and the other side wall surface corresponding to the cursor body is provided with a second guiding strip matched with the second guiding groove). In a further technical scheme, a limiting part is arranged at one end part of the cursor body close to the inner bottom of the cursor mounting groove.
Through the design of spacing portion, guarantee the vernier body can only follow the slip direction of vernier mounting groove removes, just the vernier body is towards after the notch direction of vernier mounting groove stretches out to the biggest protrusion distance, just can not be in to vernier mounting groove outside removal. In a further technical scheme, the hand wheel is provided with an annular clamping groove; the hand wheel mounting window is provided with a hand wheel support, a rotating groove with a circular arc-shaped cross section is formed in the free end of the hand wheel support, the rotating shaft is rotatably connected in the rotating groove, the side edge, close to the hand wheel, of the cursor body is arranged in the clamping groove, and two inner wall surfaces of the clamping groove are respectively attached to two end surfaces corresponding to the cursor body.
Through the design of the hand wheel, two inner wall surfaces of the clamping groove of the hand wheel are respectively attached to two corresponding end surfaces of the cursor body, friction force exists at the attaching position, and the hand wheel rotates and drives the cursor body to move under the action of friction force. In a further technical scheme, the side surface of the first measuring claw facing the second measuring claw is a clamping surface; the second measuring claw is provided with a positioning sliding block in a sliding mode, the positioning sliding block is provided with a through installation channel, the installation channel is sleeved outside the second measuring claw in a sliding mode, one side face, facing the clamping face, of the positioning sliding block is a wide measuring face, the other side face of the positioning sliding block is provided with a locking hole communicated with the installation channel, and the locking hole is connected with a ball plunger used for limiting the positioning sliding block and the second measuring claw to move relatively in a threaded mode. Aiming at measuring and detecting a plurality of strands of steel wire ropes in the process of measuring and detecting the elevator, the areas of the clamping surface and the wide measuring surface are increased through the design of the clamping surface and the wide measuring surface, and the measuring and detecting part (the finger clamping surface and the wide measuring surface) of an elevator measuring instrument is prevented from being clamped among the plurality of strands of steel wire ropes in the measuring and detecting process.
In order to solve the technical problem, the operation method of the elevator measuring instrument comprises the following steps:
the body extends out of the shell body along the sliding direction of the vernier mounting groove, so that a first measuring distance between a wide surface and a clamping surface is increased;
and the hand wheel is rotated clockwise to drive the cursor body to retract into the shell body along the sliding direction of the cursor mounting groove, so that the first measuring distance between the wide measuring surface and the clamping surface is reduced.
In a further aspect, the method of operating an elevator measuring gauge further comprises the steps of:
and the hand wheel rotates anticlockwise to drive the cursor body to sequentially pass through the shell body and the measuring head along the sliding direction of the cursor mounting groove, so that a second measuring distance is formed between the second measuring claw and the measuring head body, and the second measuring distance is equal to the distance between the side surface, close to the clamping surface, of the cursor body and the clamping surface, and the distance between the side surface, far away from the shell body, of the measuring head body and the groove opening of the measuring head mounting groove is subtracted from the distance between the side surface, close to the clamping surface, of the cursor body and the clamping surface.
Various measurement requirements of the elevator measuring instrument are realized.
The invention has the beneficial effects that:
1. according to the elevator measuring instrument, the base is detachably assembled in the base mounting groove, the cursor body is detachably installed in the cursor mounting groove in a sliding manner, and the hand wheel mounting window is detachably and rotatably provided with the connection and matching design of the hand wheel for driving the cursor body to slide along the sliding direction of the cursor mounting groove, so that each part of the elevator measuring instrument is easily disassembled and assembled; the measurement between two positions with short distance and small space (or the outer diameter of a single object) is adapted through the matching design of the shell body, the base, the vernier, the hand wheel, the first measuring claw and the second measuring claw; and through anticlockwise rotation hand wheel, drive the vernier body along the slip direction of vernier mounting groove stretches out the casing body to increase the first measuring distance between wide measuring face and the clamping face, through clockwise rotation hand wheel, drive the vernier body along the slip direction of vernier mounting groove retracts the casing body, thereby reduce the first measuring distance between wide measuring face and the clamping face, easy operation and the operating space that the operation needs is also very little.
2. In the invention, the hand wheel is rotated anticlockwise to drive the cursor body to sequentially pass through the shell body and the measuring head along the sliding direction of the cursor mounting groove, so that a second measuring distance is formed between a second measuring claw and the measuring head body, and the second measuring distance is equal to the distance between the side surface of the cursor body close to the clamping surface and the clamping surface minus the distance between the side surface of the measuring head body far away from the shell body and the notch of the measuring head mounting groove, so that the measurement and the detection between two positions with non-coincident projections in the measuring and detecting distance direction are realized, and the measurement and the detection are realized under the condition that one of the two detected positions is invisible (in a gap).
3. In the invention, through the design of the spring piece, the easy disassembly, assembly, replacement and even maintenance of the measuring head are realized. Aiming at measuring and detecting a plurality of strands of steel wire ropes in the process of measuring and detecting the elevator, the areas of the clamping surface and the wide measuring surface are increased through the design of the clamping surface and the wide measuring surface, and the measuring and detecting part (the finger clamping surface and the wide measuring surface) of an elevator measuring instrument is prevented from being clamped among the plurality of strands of steel wire ropes in the measuring and detecting process.
4. In the invention, through the design of the installation clamping strip, one side of the concave-convex matching between the cursor body and the cursor installation groove (that is, one inner wall surface of the cursor installation groove is provided with the first guide groove, and one side wall surface corresponding to the cursor body is provided with the first guide strip matched with the first guide groove) is firstly installed in place, and then the installation clamping strip is installed, and the installation clamping strip is matched with the convex matching part together to limit the cursor body to only move along the sliding direction of the cursor installation groove, so that on one hand, the cursor body is detachably installed in the cursor installation groove in a sliding manner, and is extremely convenient to assemble and disassemble; on the other hand, has a high guiding precision. Further, in order to improve the guiding precision, a section of concave-convex matched guiding structure is designed between the other inner wall surface of the cursor mounting groove and the other side wall surface corresponding to the cursor body (that is, a second guiding groove is formed in the other inner wall surface of the cursor mounting groove, and a second guiding strip matched with the second guiding groove is arranged on the other side wall surface corresponding to the cursor body).
5. In the invention, through the design of the limiting part, the cursor body can only move along the sliding direction of the cursor mounting groove, and the cursor body cannot move to the outside of the cursor mounting groove after extending to the maximum extending distance towards the direction of the notch of the cursor mounting groove.
6. According to the invention, through the design of the hand wheel, two inner wall surfaces of the clamping groove of the hand wheel are respectively attached to two corresponding end surfaces of the cursor body, friction force exists at the attaching position, and the hand wheel is enabled to rotate and simultaneously drive the cursor body to move under the action of friction force.
7. In the invention, various measurement requirements of the elevator measuring instrument are realized.
Drawings
FIG. 1 is an overall assembly view of an elevator measuring instrument according to embodiment 1 of the present invention;
FIG. 2 is a sectional view taken along line A-A of FIG. 1 according to example 1 of the present invention;
FIG. 3 is a cross-sectional view B-B of FIG. 1 according to embodiment 1 of the present invention;
fig. 4 is a partial schematic view of the gauge head and the gauge head mounting groove according to embodiment 1 of the present invention;
FIG. 5 is a cross-sectional view taken along line C-C of FIG. 4 in accordance with example 1 of the present invention;
FIG. 6 is a cross-sectional view taken along line D-D of FIG. 4 in accordance with example 1 of the present invention;
fig. 7 is an assembly view of the cursor mounting groove and the cursor body according to embodiment 1 of the present invention;
FIG. 8 is a schematic structural view of a cursor mounting groove according to embodiment 1 of the present invention;
fig. 9 is a schematic structural view of the cursor body according to embodiment 1 of the present invention;
fig. 10 is an assembly view of the housing body and the hand wheel according to embodiment 1 of the present invention;
fig. 11 is an assembly view of the housing body, the handwheel and the cursor body according to embodiment 1 of the present invention;
fig. 12 is a schematic structural view of the case body according to embodiment 1 of the present invention;
fig. 13 is a schematic structural view of a hand wheel according to embodiment 1 of the present invention;
fig. 14 is an assembly view of the second measuring jaw and the positioning slider according to embodiment 2 of the present invention.
Description of reference numerals:
10-a housing body; 101 — a first housing; 102-handwheel mounting window; 103-hand wheel support;
20-a hand wheel; 201-a first rotating wheel; 202-a rotating shaft; 203-a second rotating wheel;
30-a base; 301-cursor mounting groove; 302-measuring head mounting groove; 3023-spring leaf; 30231-a fixed segment; 30232-clamping section; 30233-support section; 3024-unlocking button cap; 30241-pressing part; 303 — a first measuring jaw; 3031-clamping surface; 304-installing a clamping strip;
40-a cursor; 401 — cursor body; 4011 — first guide strip; 4012 — second guide strip; 4013 — upper end face; 402-second measuring jaw; 403-positioning the slide block; 4031-locking hole; 4032-ball plunger; 4033-wide gauge face; 404-a limiting part;
50-measuring head; 501, a measuring head mounting part; 5011 — transition gap; 5012, clamping and connecting a bulge; 502-probe body.
Detailed Description
The embodiments of the present invention will be further described with reference to the accompanying drawings.
Example 1:
as shown in fig. 1 to 3, an elevator measuring instrument includes a housing body 10, a base 30, a cursor 40, and a handwheel 20, where the housing body 10 (the housing body 10 includes a first housing 101 and a second housing [ in fig. 1, the second housing is omitted ], the first housing and the second housing are detachably connected together and connected with each other by a screw, and a base mounting groove is formed therebetween) is provided with a base mounting groove extending toward the inside of the housing body and used for mounting the base 30, and the housing body 10 is provided with a handwheel mounting window 102 communicating with the base mounting groove (as shown in fig. 1, in this embodiment 1, the housing body 10 may be further provided with a recessed handwheel groove, and the handwheel groove is provided with a handwheel mounting window 102 communicating with the base mounting groove); the base 30 is detachably assembled in the base mounting groove, the base 30 is provided with a cursor mounting groove 301 (as shown in fig. 1, the upper end surface 4013[ upper surface ] of the base 30 is provided with the cursor mounting groove 301), an outer side surface of a notch part of the cursor mounting groove 301 extending out of the base mounting groove is set as a first mounting surface, and a first measuring claw 303 is vertically arranged (for example, welded) on the first mounting surface; the cursor 40 comprises a cursor body 401 and a second measuring jaw 402 which are vertically connected with each other (for example, welded, and welded to each other to form a right angle), the cursor body 401 is detachably and slidably mounted in the cursor mounting groove 301, the second measuring jaw 402 is located outside the shell body 10, the first measuring jaw 303 and the second measuring jaw 402 are arranged in an opposite manner, and a measuring region is formed between the first measuring jaw and the second measuring jaw 402; the handwheel 20 for driving the cursor body 401 to slide along the cursor mounting groove 301 (sliding direction) is detachably and rotatably mounted on the handwheel mounting window 102.
The working principle of the technical scheme is as follows:
the base 30 is detachably assembled in the base mounting groove, the cursor body 401 is detachably and slidably mounted in the cursor mounting groove 301, and the handwheel mounting window 102 is detachably and rotatably provided with a connecting and matching design of the handwheel 20 for driving the cursor body 401 to slide along the sliding direction of the cursor mounting groove 301, so that the elevator measuring instrument can be easily assembled and disassembled; the measurement between two positions (or the outer diameter of a single object) with short distance and small space is adapted through the matching design of the shell body 10, the base 30, the vernier 40, the handwheel 20, the first measuring claw 303 and the second measuring claw 402; and the hand wheel 20 is rotated anticlockwise to drive the cursor body 401 to extend out of the shell body 10 along the sliding direction of the cursor mounting groove 301, so that the first measuring distance between the wide measuring surface 4034 and the clamping surface 3031 is increased, and the hand wheel 20 is rotated clockwise to drive the cursor body 401 to retract into the shell body 10 along the sliding direction of the cursor mounting groove 301, so that the first measuring distance between the wide measuring surface 4034 and the clamping surface 3031 is reduced, the operation is simple, and the operation space required by the operation is small.
In another embodiment, as shown in fig. 1, 4-5, the elevator measuring instrument further includes a measuring head 50, the measuring head 50 includes a measuring head mounting portion 501 and a measuring head body 502 which are connected perpendicularly to each other, the other outer side surface of the cursor mounting groove 301, which is set to extend out of the notch portion of the base mounting groove, is a second mounting surface, the second mounting surface has a measuring head mounting groove 302, the measuring head mounting groove 302 has a notch which is away from the base 30 along the sliding direction of the base mounting groove, and the measuring head mounting portion 501 extends into the measuring head mounting groove 302 from the notch of the measuring head mounting groove 302 and is detachably mounted; the gauge head body 502 (the gauge head body 502 is long) is perpendicular to the upper surface 4013 of the cursor body 401. By rotating the handwheel 20 counterclockwise, the cursor body 401 is driven to sequentially pass through the shell body 10 and the measuring head 50 along the sliding direction of the cursor mounting groove 301, so that a second measuring distance is formed between the second measuring claw 402 and the measuring head body 502, and the second measuring distance is equal to the distance between the side surface of the cursor body 401 close to the clamping surface 3031 and the clamping surface 3031 minus the distance between the side surface of the measuring head body 502 far away from the shell body 10 and the notch of the measuring head mounting groove 302, so that the measurement and the detection between two positions with misaligned projection in the measuring and detecting pitch direction are realized, and the measurement and the detection are realized when one of the two positions is invisible (in a gap).
In another embodiment, as shown in fig. 4-6, an outer side wall surface of the gauge head mounting groove 302 is provided with a locking window communicated with the gauge head mounting groove 302, the locking window is provided with an unlocking button cap 3024 for sealing the locking window, and the unlocking button cap 3024 is provided with a pressing portion 30241; a spring piece 3023 is arranged in the stylus mounting groove 302, the spring piece 3023 has a fixing section 30231, a clamping section 30232 and a supporting section 30233 which are integrally formed and sequentially connected, the fixing section 30231 is fixedly connected to the inner bottom of the stylus mounting groove 302, the clamping section 30232 is provided with a clamping interface, the clamping section 30232 is parallel to the second mounting surface, the supporting section 30233 is U-shaped or V-shaped, a free end of the supporting section 30233 extends out of the locking window and abuts against the pressing section 30241 of the unlocking button cap 3024, and a distance from the bottom of the U-shaped supporting section 30233 to the second mounting surface is smaller than a distance from the clamping section 30232 to the second mounting surface; the installation tip of gauge head installation part 501 is provided with match in the protruding 5012 of joint mouth, works as gauge head installation part 501 is located when the gauge head mounting groove 302, gauge head installation part 501 is located spring leaf 3023 with place between the second installation face the inside part of gauge head mounting groove 302, just the protruding 5012 joint of the installation tip of gauge head installation part 501 is in the joint mouth of the joint section of spring leaf 3023. Through the design of spring leaf 3023, realized the easy dismouting of gauge head 50, change or even maintain. When the pressing portion 30241 is pressed, the pressing portion 30241 moves and collapses towards the lock window, and at the same time, the free end of the supporting section 30233 of the spring strip 3023 is driven to move towards the stylus mounting portion 501, so that the "U" -shaped bottom of the supporting section 30233 abuts against the stylus mounting portion 501 (the portion of the supporting section 30233, which corresponds to the abutted stylus mounting portion 501, may be provided with the transition notch 5011) and serves as a supporting position of the spring strip 3023, and then the pressing is continued to make the free end of the supporting section 30233 closer to the stylus mounting portion 501, and under the support of the supporting position and the fixing section 30231 of the spring strip 3023, the clamping section 30232 of the spring strip 3023 is arched upwards, so that the clamping port of the clamping section 30232 of the spring strip 3023 is disengaged from the clamping protrusion 5012, and then the pressing portion 30241 is released, and the stylus mounting portion 501 is pulled, the stylus mounting portion 501 can be drawn out from the stylus mounting groove 302. On the contrary, the stylus mounting portion 501 is inserted into the stylus mounting groove 302, the stylus mounting portion 501 pushes the spring plate 3023 to continuously move toward the direction of the lock window until the stylus mounting portion 501 is completely inserted into the stylus mounting groove 302, the clamping protrusion 5012 on the stylus mounting portion 501 aligns with the clamping interface, and under the action of the spring force of the spring plate 3023, the clamping protrusion 5012 is in clamping with the clamping interface, so that the stylus mounting portion 501 is locked with the stylus mounting groove 302.
In another embodiment, as shown in fig. 1, 7-9, the elevator measuring gauge further comprises a mounting bar 304 having a square cross-section; one inner wall surface of the cursor mounting groove 301 is slidably connected with one side wall surface corresponding to the cursor body 401 in a concave-convex matching manner, the other inner wall surface abuts against the other side wall surface corresponding to the cursor body 401 through the installation clamping strip 304, the side surface of the installation clamping strip 304 close to the other inner wall surface of the cursor mounting groove 301 is detachably connected (through arranging a first bolt hole on the shell body 10, arranging a second bolt hole on the installation clamping strip 304, and finally passing through the first bolt hole and the second bolt hole in sequence through bolts for locking, or passing through the second bolt hole and the first bolt hole in sequence for locking) on the other inner wall surface of the cursor mounting groove 301, and the side surface of the installation clamping strip 304 far away from the other inner wall surface of the cursor mounting groove 301 abuts against the other side wall surface corresponding to the cursor body 401. Through the design of the installation clamping strip 304, the concave-convex matching between the cursor body 401 and the cursor mounting groove 301 can be firstly realized (a first guide groove is formed in one inner wall surface of the cursor mounting groove 301, and a first guide strip 4011 matched with the first guide groove is arranged on one side wall surface corresponding to the cursor body 401, wherein the cross sections of the first guide strip 4011 and the first guide groove are both in a dovetail shape), one side of the cursor body is firstly installed in place, then the installation clamping strip 304 is installed, and the installation clamping strip 304 is matched with a convex matching part to limit that the cursor body 401 can only move along the sliding direction of the cursor mounting groove 301, so that on one hand, the cursor body 401 is detachably installed in the cursor mounting groove 301 in a sliding manner, and is extremely convenient to assemble and disassemble; on the other hand, has a high guiding precision. Further, in order to improve the guiding progress, a section of concave-convex matched guiding structure is designed between the other inner wall surface of the cursor mounting groove 301 and the other side wall surface corresponding to the cursor body 401 (the other inner wall surface of the cursor mounting groove 301 is provided with a second guiding groove, the other side wall surface corresponding to the cursor body 401 is provided with a second guiding strip 4012 matched with the second guiding groove, wherein the cross sections of the second guiding strip 4012 and the second guiding groove are both called dovetail shape.), when the cursor body 401 is extended to the maximum extension distance toward the direction of the slot opening of the cursor mounting groove 301, the second guiding strip 4012 of the cursor body 401 is attached to the mounting clip strip 304, when the cursor body 401 is contracted away from the direction of the notch of the cursor mounting groove 301, the second guide strip 4012 of the cursor body 401 is disengaged from the mounting clip strip 304.
In another embodiment, as shown in fig. 1, 7 and 9, a limit portion 404 (e.g., a bump) is disposed (e.g., welded) at an end of the cursor body 401 near the inner bottom of the cursor installation groove 301. Through the design of the limiting part 404, it is ensured that the cursor body 401 can only move along the sliding direction of the cursor mounting groove 301, and the cursor body 401 cannot move outside the cursor mounting groove 301 after extending out to the maximum extending distance towards the notch direction of the cursor mounting groove 301.
In another embodiment, as shown in fig. 1, 10-13, the handwheel 20 includes a first rotating wheel 201, a rotating shaft 202, and a second rotating wheel 203, the first rotating wheel 201 is fixedly connected (e.g., welded, integrally formed) with the second rotating wheel 203 through the rotating shaft 202, and a circular clamping groove is formed between the first rotating wheel 201 and the second rotating wheel 203; be provided with hand wheel support 103 on the hand wheel installation window 102, the rotation groove of transversal personally submitting arc is seted up to the free end of hand wheel support 103, pivot 202 rotates to be connected rotate the inslot, and vernier body 401 is close to the side of hand wheel 20 is set up in (by the centre gripping in) the centre gripping inslot, the two internal wall faces of centre gripping groove are laminated respectively the both ends face that vernier body 401 corresponds (the up end 4013 of vernier body 401 with the lower terminal surface of vernier body 401). Through the design of the hand wheel 20, two inner wall surfaces of the clamping groove of the hand wheel 20 are respectively attached to two corresponding end surfaces of the cursor body 401, friction force exists at the attaching position, and the hand wheel 20 is driven to rotate and the cursor body 401 is driven to move under the action of friction force.
In addition, during installation, the handwheel 20 is generally installed on the first shell 101 of the shell body 10, then the base 30 is installed, then the cursor 40 is installed on the base 30, meanwhile, the measuring head 50 is installed on the base 30 (the measuring head 50 is installed, whether the measuring head is installed or not is determined according to actual measurement and detection requirements), and finally, the second shell is installed. According to actual measurement and detection requirements, whether the positioning slider 403 is installed or not is selected (if installation is needed, the positioning slider 403 can be installed after the second shell is installed, of course, the positioning slider 403 can be installed on the second measurement claw 402 in advance).
In another embodiment, as shown in fig. 1 to 9, an elevator measuring instrument includes a housing body 10, a base 30, a cursor 40, and a handwheel 20, where the housing body 10 (the housing body 10 includes a first housing 101 and a second housing [ in fig. 1, the second housing is omitted ] that are detachably connected together, and are connected to each other by screws, and form a base mounting groove therebetween) is provided with a base mounting groove extending toward the inside of the housing body and used for mounting the base 30, and a handwheel mounting window 102 communicating with the base mounting groove (as shown in fig. 1, in this embodiment 1, the housing body 10 may be further provided with a recessed handwheel groove, and the handwheel groove is provided with a handwheel mounting window 102 communicating with the base mounting groove); the base 30 is detachably assembled in the base mounting groove, the base 30 is provided with a cursor mounting groove 301 (as shown in fig. 1, the upper end surface 4013[ upper surface ] of the base 30 is provided with the cursor mounting groove 301), an outer side surface of a notch part of the cursor mounting groove 301 extending out of the base mounting groove is set as a first mounting surface, and a first measuring claw 303 is vertically arranged (for example, welded) on the first mounting surface; the cursor 40 comprises a cursor body 401 and a second measuring jaw 402 which are vertically connected with each other (for example, welded, and welded to each other to form a right angle), the cursor body 401 is detachably and slidably mounted in the cursor mounting groove 301, the second measuring jaw 402 is located outside the shell body 10, the first measuring jaw 303 and the second measuring jaw 402 are arranged in an opposite manner, and a measuring region is formed between the first measuring jaw and the second measuring jaw 402; the handwheel 20 for driving the cursor body 401 to slide along the sliding direction of the cursor mounting groove 301 is detachably and rotatably mounted on the handwheel mounting window 102. The elevator measuring instrument further comprises a measuring head 50, wherein the measuring head 50 comprises a measuring head mounting part 501 and a measuring head body 502 which are vertically connected with each other, the other outer side surface of the vernier mounting groove extending out of the groove opening part of the base mounting groove is set to be a second mounting surface, the second mounting surface is provided with a measuring head mounting groove, the measuring head mounting groove is provided with a groove opening far away from the base along the sliding direction of the base mounting groove, and the measuring head mounting part 501 extends into the measuring head mounting groove from the groove opening of the measuring head mounting groove and is detachably mounted; the gauge head body 502 is perpendicular to the inner bottom surface of the base mounting groove (or the gauge head body 502 is perpendicular to the inner bottom surface of the cursor mounting groove 301). The elevator measuring instrument further comprises an installation clamping strip 304 with a square cross section; one inner wall surface of the cursor mounting groove 301 is slidably connected with one side wall surface corresponding to the cursor body 401 in a concave-convex matching manner, the other inner wall surface abuts against the other side wall surface corresponding to the cursor body 401 through the installation clamping strip 304, the side surface of the installation clamping strip 304 close to the other inner wall surface of the cursor mounting groove 301 is detachably connected (through arranging a first bolt hole on the shell body 10, arranging a second bolt hole on the installation clamping strip 304, and finally passing through the first bolt hole and the second bolt hole in sequence through bolts for locking, or passing through the second bolt hole and the first bolt hole in sequence for locking) on the other inner wall surface of the cursor mounting groove 301, and the side surface of the installation clamping strip 304 far away from the other inner wall surface of the cursor mounting groove 301 abuts against the other side wall surface corresponding to the cursor body 401. The base 30 is detachably assembled in the base mounting groove, the cursor body 401 is detachably and slidably mounted in the cursor mounting groove 301, and the handwheel mounting window 102 is detachably and rotatably provided with a connecting and matching design of the handwheel 20 for driving the cursor body 401 to slide along the sliding direction of the cursor mounting groove 301, so that the elevator measuring instrument can be easily assembled and disassembled; the measurement between two positions (or the outer diameter of a single object) with short distance and small space is adapted through the matching design of the shell body 10, the base 30, the vernier 40, the handwheel 20, the first measuring claw 303 and the second measuring claw 402; and the hand wheel 20 is rotated anticlockwise to drive the cursor body 401 to extend out of the shell body 10 along the sliding direction of the cursor mounting groove 301, so that the first measuring distance between the wide measuring surface 4034 and the clamping surface 3031 is increased, and the hand wheel 20 is rotated clockwise to drive the cursor body 401 to retract into the shell body 10 along the sliding direction of the cursor mounting groove 301, so that the first measuring distance between the wide measuring surface 4034 and the clamping surface 3031 is reduced, the operation is simple, and the operation space required by the operation is small. By rotating the handwheel 20 counterclockwise, the cursor body 401 is driven to sequentially pass through the shell body 10 and the measuring head 50 along the sliding direction of the cursor mounting groove 301, so that a second measuring distance is formed between the second measuring claw 402 and the measuring head body 502, and the second measuring distance is equal to the distance between the side surface of the cursor body 401 close to the clamping surface 3031 and the clamping surface 3031 minus the distance between the side surface of the measuring head body 502 far away from the shell body 10 and the notch of the measuring head mounting groove 302, so that the measurement and the detection between two positions with misaligned projection in the measuring and detecting pitch direction are realized, and the measurement and the detection are realized when one of the two positions is invisible (in a gap). Through the design of the installation clamping strip 304, the concave-convex matching between the cursor body 401 and the cursor mounting groove 301 can be firstly realized (a first guide groove is formed in one inner wall surface of the cursor mounting groove 301, and a first guide strip 4011 matched with the first guide groove is arranged on one side wall surface corresponding to the cursor body 401, wherein the cross sections of the first guide strip 4011 and the first guide groove are both in a dovetail shape), one side of the cursor body is firstly installed in place, then the installation clamping strip 304 is installed, and the installation clamping strip 304 is matched with a convex matching part to limit that the cursor body 401 can only move along the sliding direction of the cursor mounting groove 301, so that on one hand, the cursor body 401 is detachably installed in the cursor mounting groove 301 in a sliding manner, and is extremely convenient to assemble and disassemble; on the other hand, has a high guiding precision. Further, in order to improve the guiding progress, a section of concave-convex matched guiding structure is designed between the other inner wall surface of the cursor mounting groove 301 and the other side wall surface corresponding to the cursor body 401 (the other inner wall surface of the cursor mounting groove 301 is provided with a second guiding groove, the other side wall surface corresponding to the cursor body 401 is provided with a second guiding strip 4012 matched with the second guiding groove, wherein the cross sections of the second guiding strip 4012 and the second guiding groove are both called dovetail shape.), when the cursor body 401 is extended to the maximum extension distance toward the direction of the slot opening of the cursor mounting groove 301, the second guiding strip 4012 of the cursor body 401 is attached to the mounting clip strip 304, when the cursor body 401 is contracted away from the direction of the notch of the cursor mounting groove 301, the second guide strip 4012 of the cursor body 401 is disengaged from the mounting clip strip 304. The whole elevator measuring instrument is more convenient on the whole.
Example 2:
as shown in fig. 13, the present embodiment 2 is the same as the other structure of the embodiment 1, except that: the side surface of the first measuring claw facing the second measuring claw 402 is a clamping surface; a positioning slider 403 is slidably assembled on the second measuring jaw 402, a through mounting channel is formed in the positioning slider 403, the mounting channel is slidably sleeved outside the second measuring jaw 402, one side surface of the positioning slider 403 facing the clamping surface is a wide surface 4033, a locking hole 4031 communicated with the mounting channel is formed in the other side surface of the positioning slider 403, and a ball plunger 4032 used for limiting the relative movement of the positioning slider 403 and the second measuring jaw 402 is screwed on the locking hole 4031.
Aiming at the problem that multiple steel wire ropes need to be measured and detected in the measurement and detection of the elevator, the areas of the clamping surface and the wide gauge surface 4033 are increased through the design of the clamping surface and the wide gauge surface, and the measurement and detection part (the finger clamping surface and the wide gauge surface 4033) of an elevator measuring instrument is prevented from being clamped between the multiple steel wire ropes in the measurement and detection process.
Example 3:
in order to solve the technical problem, the operation method of the elevator measuring instrument comprises the following steps:
the hand wheel is rotated anticlockwise to drive the cursor body to extend out of the shell body along the sliding direction of the cursor mounting groove, so that a first measuring distance between the width surface and the clamping surface is increased;
and the hand wheel is rotated clockwise to drive the cursor body to retract into the shell body along the sliding direction of the cursor mounting groove, so that the first measuring distance between the wide measuring surface and the clamping surface is reduced.
In another embodiment, the method of operating an elevator measuring gauge further comprises the steps of:
and the hand wheel rotates anticlockwise to drive the cursor body to sequentially pass through the shell body and the measuring head along the sliding direction of the cursor mounting groove, so that a second measuring distance is formed between the second measuring claw and the measuring head body, and the second measuring distance is equal to the distance between the side surface, close to the clamping surface, of the cursor body and the clamping surface, and the distance between the side surface, far away from the shell body, of the measuring head body and the groove opening of the measuring head mounting groove is subtracted from the distance between the side surface, close to the clamping surface, of the cursor body and the clamping surface. Various measurement requirements of the elevator measuring instrument are realized.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (9)
1. An elevator measuring instrument is characterized by comprising a shell body, a base, a vernier and a hand wheel, wherein the shell body is provided with a base mounting groove which extends towards the inside of the shell body and is used for mounting the base and a hand wheel mounting window communicated with the base mounting groove; the base is detachably assembled in the base mounting groove, a vernier mounting groove is formed in the base, an outer side surface of a groove opening part of the vernier mounting groove extending out of the base mounting groove is set as a first mounting surface, and a first measuring claw is vertically arranged on the first mounting surface; the vernier comprises a vernier body and a second measuring claw which are vertically connected with each other, the vernier body is detachably installed in the vernier installation groove in a sliding mode, the second measuring claw is located outside the shell body, and the first measuring claw and the second measuring claw are arranged in opposite directions to form a measuring area; the handwheel mounting window is detachably and rotatably provided with the handwheel used for driving the cursor body to slide along the cursor mounting groove.
2. The elevator measuring instrument according to claim 1, further comprising a measuring head including a measuring head mounting portion and a measuring head body which are connected perpendicularly to each other, the other outer side surface of the cursor mounting groove which is set to extend out of the notch portion of the base mounting groove is a second mounting surface having a measuring head mounting groove having a notch which is away from the base in a sliding direction of the base mounting groove, the measuring head mounting portion extending from the notch of the measuring head mounting groove into the measuring head mounting groove and being detachably mounted; the measuring head body is perpendicular to the upper surface of the vernier body.
3. The elevator measuring instrument according to claim 2, wherein an outer side wall surface of the gauge head mounting groove is provided with a locking window communicated with the gauge head mounting groove, the locking window is provided with an unlocking button cap for sealing the locking window, and the unlocking button cap is provided with a pressing part; a spring piece is arranged in the measuring head mounting groove and provided with a fixed section, a clamping section and a supporting section which are integrally formed and sequentially connected, the fixed section is fixedly connected to the inner bottom of the measuring head mounting groove, a clamping port is formed in the clamping section, the clamping section is parallel to the second mounting surface, the supporting section is U-shaped, the free end of the supporting section extends out of the locking window and abuts against the pressing part of the unlocking button cap, and the distance between the bottom of the U-shaped supporting section and the second mounting surface is smaller than the distance between the clamping section and the second mounting surface; the installation tip of gauge head installation part be provided with match in the joint of joint mouth is protruding, works as gauge head installation part is located when the gauge head mounting groove is interior, gauge head installation part is located the spring leaf with place between the second installation face the inside part of gauge head mounting groove, just the protruding joint of the installation tip of gauge head installation part is in the joint mouth of the joint section of spring leaf.
4. The elevator measuring instrument of claim 1, further comprising a mounting bar having a square cross-section; one inner wall surface of the vernier mounting groove is in sliding connection with one side wall surface corresponding to the vernier body in a concave-convex matching mode, the other inner wall surface abuts against the other side wall surface corresponding to the vernier body through the installation clamping strip, the side surface, close to the other inner wall surface of the vernier mounting groove, of the installation clamping strip is detachably connected onto the other inner wall surface of the vernier mounting groove, and the side surface, far away from the other inner wall surface of the vernier mounting groove, of the installation clamping strip abuts against the other side wall surface corresponding to the vernier body.
5. The elevator measuring instrument according to claim 1 or 4, wherein a stopper is provided at an end of the cursor body near the inner bottom of the cursor mounting groove.
6. The elevator measuring instrument according to claim 1, wherein a hand wheel support is disposed on the hand wheel mounting window, a rotating groove having a circular arc-shaped cross section is formed in a free end of the hand wheel support, the rotating shaft is rotatably connected in the rotating groove, a side edge of the cursor body close to the hand wheel is disposed in the clamping groove, and two inner wall surfaces of the clamping groove are respectively attached to two end surfaces corresponding to the cursor body.
7. The elevator measuring instrument of claim 1, wherein the side of the first measuring jaw facing the second measuring jaw is a clamping surface; the second measuring claw is provided with a positioning sliding block in a sliding mode, the positioning sliding block is provided with a through installation channel, the installation channel is sleeved outside the second measuring claw in a sliding mode, one side face, facing the clamping face, of the positioning sliding block is a wide measuring face, the other side face of the positioning sliding block is provided with a locking hole communicated with the installation channel, and the locking hole is in threaded connection with a ball plunger for limiting the positioning sliding block and the second measuring claw to move relatively.
8. An operating method for an elevator measuring instrument according to one of claims 1 to 7, characterized by the following steps:
the hand wheel is rotated anticlockwise to drive the cursor body to extend out of the shell body along the sliding direction of the cursor mounting groove, so that the first measuring distance between the wide surface and the clamping surface is increased;
and the hand wheel is rotated clockwise to drive the cursor body to retract into the shell body along the sliding direction of the cursor mounting groove, so that the first measuring distance between the wide measuring surface and the clamping surface is reduced.
9. The method of operating an elevator meter according to claim 8, further comprising the steps of:
and the hand wheel rotates anticlockwise to drive the vernier body to sequentially pass through the shell body and the measuring head along the sliding direction of the vernier mounting groove, so that a second measuring distance is formed between the second measuring claw and the measuring head body, and the second measuring distance is equal to the distance between the side surface of the vernier body close to the clamping surface and the clamping surface, and the distance between the side surface of the measuring head body far away from the shell body and the groove opening of the measuring head mounting groove is subtracted.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110826952.9A CN113670155A (en) | 2021-07-21 | 2021-07-21 | Elevator measuring instrument and operation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110826952.9A CN113670155A (en) | 2021-07-21 | 2021-07-21 | Elevator measuring instrument and operation method thereof |
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| CN113670155A true CN113670155A (en) | 2021-11-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115962719A (en) * | 2023-03-16 | 2023-04-14 | 安格利(成都)仪器设备有限公司 | Measuring instrument |
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2021
- 2021-07-21 CN CN202110826952.9A patent/CN113670155A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115962719A (en) * | 2023-03-16 | 2023-04-14 | 安格利(成都)仪器设备有限公司 | Measuring instrument |
| CN115962719B (en) * | 2023-03-16 | 2023-06-13 | 安格利(成都)仪器设备有限公司 | Measuring instrument |
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