CN213631851U

CN213631851U - Shockproof vernier caliper

Info

Publication number: CN213631851U
Application number: CN202022384024.5U
Authority: CN
Inventors: 曾伙炎
Original assignee: Guangzhou Guoyu Testing Technology Service Co ltd
Current assignee: Guangzhou Guoyu Testing Technology Service Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-07-06
Anticipated expiration: 2030-10-23

Abstract

The utility model discloses a type slide caliper takes precautions against earthquakes, including the chi body, the inboard fixed mounting of chi body one side supports the cover, the lower extreme swing joint who supports the cover has the push rod, the lower extreme fixed mounting of push rod has the threaded rod, the lower extreme swing joint of threaded rod has the internal thread cover, the surface meshing of internal thread cover lower extreme is connected with the knob, the surface swing joint of knob has the measuring jaw, the surface sliding connection of chi body one side has the display shell, one side fixed mounting of display shell upper end has first rack plate, the lower extreme meshing of first rack plate one side is connected with the drive wheel, the lower extreme meshing of drive wheel one end is connected with the lead screw, the surface swing joint of lead screw lower extreme has the stopper, the inboard one end swing joint of stopper has second rack. The utility model discloses can adjust the length of measuring jaw as required and detect, conveniently maintain.

Description

Shockproof vernier caliper

Technical Field

The utility model relates to a slide caliper technical field specifically is a type slide caliper takes precautions against earthquakes.

Background

With the increasingly rapid development of people's living needs and technological progress, a vernier caliper is a measuring tool for measuring length, inner diameter, outer diameter and depth. The vernier caliper consists of a main ruler and a vernier attached to the main ruler and capable of sliding. The main ruler is generally in millimeter units, the vernier is provided with 10, 20 or 50 divisions, according to the difference of the divisions, the vernier caliper can be divided into ten-division vernier caliper, twenty-division vernier caliper, fifty-division vernier caliper and the like, the vernier is 9mm in 10 division, 19mm in 20 division and 49mm in 50 division, the main ruler and the vernier of the vernier caliper are provided with two pairs of movable measuring claws, namely an inner measuring claw and an outer measuring claw, the inner measuring claw is generally used for measuring the inner diameter, and the outer measuring claw is generally used for measuring the length and the outer diameter.

However, the existing shockproof vernier caliper cannot adjust the length of the measuring jaw to detect according to the requirement, and is inconvenient to maintain; therefore, the existing requirements are not met, and a shockproof vernier caliper is provided for the requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a type slide caliper takes precautions against earthquakes to the type slide caliper takes precautions against earthquakes who proposes in solving above-mentioned background art can not detect as required the length of adjusting the measuring jaw, inconvenient maintenance scheduling problem.

In order to achieve the above object, the utility model provides a following technical scheme: a shockproof vernier caliper comprises a caliper body, wherein a supporting sleeve is fixedly arranged on the inner side of one side of the caliper body, the lower end of the supporting sleeve is movably connected with a push rod, the lower end of the push rod is fixedly provided with a threaded rod, the lower end of the threaded rod is movably connected with an internal thread sleeve, the outer surface of the lower end of the internal thread sleeve is engaged and connected with a knob, the outer surface of the knob is movably connected with a measuring jaw, the outer surface of one side of the ruler body is connected with a display shell in a sliding way, a first rack plate is fixedly arranged on one side of the upper end of the display shell, the lower end of one side of the first rack plate is connected with a driving wheel in a meshing way, the lower end of one end of the driving wheel is engaged and connected with a screw rod, the outer surface of the lower end of the screw rod is movably connected with a limiting block, the inboard one end swing joint of stopper has the second rack board, the one end meshing of second rack board is connected with the gear, the inboard fixed mounting of gear has the cleaning roller.

Preferably, the number of the screw rods is two, the two screw rods are connected through a synchronous belt, and the screw rods are connected with the ruler body through bearings.

Preferably, the upper end and the lower end of the second rack plate are fixedly provided with the inner side of the ruler body.

Preferably, the other end of the driving wheel is provided with a bearing, and the driving wheel is connected with the ruler body through the bearing.

Preferably, the inner side of the support sleeve is connected with the outer surface of the upper end of the push rod through a compression spring, and the lower end of the push rod is fixed with the upper end of the threaded rod through welding.

Preferably, the inner side of the internal thread sleeve is in threaded connection with the outer surface of the lower end of the threaded rod, the knob comprises a rotating rod and a first adjusting bevel gear, a second adjusting bevel gear is fixedly mounted at the lower end of the internal thread sleeve, and the first adjusting bevel gear is in meshed connection with the second adjusting bevel gear.

Preferably, the inner side of the gear and one side of the cleaning roller are fixed through a bolt.

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

1. the utility model discloses when the measuring jaw receives external force, make it transmit the internal thread cover, the internal thread cover transmits the threaded rod, the threaded rod transmits the push rod, because the support cover passes through compression spring with the push rod and is connected, make it utilize compression spring to carry out the offset force, make the device can take precautions against earthquakes, through rotating the knob, the knob drives the internal thread cover and rotates, the internal thread cover stimulates the threaded rod, the threaded rod stimulates the push rod, makes its length that adjusts the measuring jaw and stretches out, make the device can adjust the length of measuring jaw as required and conveniently detect;

2. the utility model discloses utilize first rack board to drive the drive wheel and rotate, the drive wheel drives the lead screw and rotates, because two lead screws pass through the hold-in range and connect, make its lead screw drive stopper decline, the inboard gear of stopper is stirred by second rack board, makes its second rack board drive gear revolve, and the gear drives the cleaning roller and rotates, utilizes the cleaning roller to clean the surface of the chi body, makes it maintain.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic view of a partial structure of the cleaning roller of the present invention;

FIG. 3 is a schematic view of a partial structure of the stopper of the present invention;

fig. 4 is a schematic view of a partial structure of the measuring jaw of the present invention.

In the figure: 1. a ruler body; 2. a display housing; 3. a measuring jaw; 4. a knob; 5. an internal thread sleeve; 6. a threaded rod; 7. a support sleeve; 8. a push rod; 9. cleaning the roller; 10. a screw rod; 11. a first rack plate; 12. a driving wheel; 13. a gear; 14. a synchronous belt; 15. a limiting block; 16. a second rack plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 4, the present invention provides an embodiment: a shockproof vernier caliper comprises a caliper body 1, a support sleeve 7 is fixedly installed on the inner side of one side of the caliper body 1, a push rod 8 is movably connected to the lower end of the support sleeve 7, a threaded rod 6 is fixedly installed at the lower end of the push rod 8, an internal threaded sleeve 5 is movably connected to the lower end of the threaded rod 6, a knob 4 is connected to the outer surface of the lower end of the internal threaded sleeve 5 in a meshed mode, a measuring claw 3 is movably connected to the outer surface of the knob 4, the measuring claw 3 is subjected to external force and is transmitted to the internal threaded sleeve 5, the internal threaded sleeve 5 is transmitted to the threaded rod 6, the threaded rod 6 is transmitted to the push rod 8, the support sleeve 7 is connected with the push rod 8 through a compression spring, the device can resist the shock by utilizing the compression spring, the knob 4 is rotated to drive the internal threaded sleeve 5 to rotate, the threaded sleeve 5 pulls the threaded rod 6, the length of the measuring claw 3 can be adjusted according to the requirement for convenient detection, the outer surface of one side of the ruler body 1 is connected with a display shell 2 in a sliding way, one side of the upper end of the display shell 2 is fixedly provided with a first rack plate 11, the lower end of one side of the first rack plate 11 is connected with a transmission wheel 12 in a meshing way, the lower end of one end of the transmission wheel 12 is connected with a screw rod 10 in a meshing way, the outer surface of the lower end of the screw rod 10 is movably connected with a limit block 15, one end of the inner side of the limit block 15 is movably connected with a second rack plate 16, one end of the second rack plate 16 is connected with a gear 13 in a meshing way, the inner side of the gear 13 is fixedly provided with a cleaning roller 9, the display shell 2 needs to be reset, the display shell 2 drives the first rack plate 11 to move, the transmission wheel 12 is, the gear 13 on the inner side of the limiting block 15 is shifted by the second rack plate 16, so that the second rack plate 16 drives the gear 13 to rotate, the gear 13 drives the cleaning roller 9 to rotate, and the cleaning roller 9 is used for cleaning the outer surface of the ruler body 1 to maintain the ruler body.

Further, two screw rods 10 are provided, the two screw rods 10 are connected through a synchronous belt 14, and the screw rods 10 are connected with the ruler body 1 through bearings.

Through adopting above-mentioned technical scheme, lead screw 10 drives stopper 15 and descends for the device facilitates the use.

Further, the upper end and the lower end of the second rack plate 16 are fixedly provided with the inner side of the ruler body 1.

Through adopting above-mentioned technical scheme, second rack plate 16 drives gear 13 and rotates, and gear 13 drives cleaning roller 9 and rotates, utilizes cleaning roller 9 to clean the surface of chi body 1, makes it maintain.

Further, the other end of the driving wheel 12 is provided with a bearing, and the driving wheel 12 is connected with the ruler body 1 through the bearing. Through adopting above-mentioned technical scheme, show that shell 2 needs to reset, makes its show that shell 2 drives first rack board 11 and removes, utilizes first rack board 11 to drive wheel 12 and rotates, and drive wheel 12 drives lead screw 10 and rotates, because two lead screws 10 pass through hold-in range 14 and connect for the device facilitates the use.

Furthermore, the inner side of the support sleeve 7 is connected with the outer surface of the upper end of the push rod 8 through a compression spring, and the lower end of the push rod 8 is fixed with the upper end of the threaded rod 6 through welding. Through adopting above-mentioned technical scheme, equivalent weight claw 3 receives external force, makes it transmit internal thread cover 5, and internal thread cover 5 transmits threaded rod 6, and threaded rod 6 transmits push rod 8, owing to support cover 7 and push rod 8 and be connected through compression spring, makes it utilize compression spring to offset power for the device can take precautions against earthquakes.

Furthermore, the inner side of the internal thread sleeve 5 is in threaded connection with the outer surface of the lower end of the threaded rod 6, the knob 4 comprises a rotating rod and a first adjusting bevel gear, a second adjusting bevel gear is fixedly mounted at the lower end of the internal thread sleeve 5, and the first adjusting bevel gear and the second adjusting bevel gear are in meshed connection.

Through adopting above-mentioned technical scheme, through rotating knob 4, knob 4 drives internal thread cover 5 and rotates, and 5 pulling threaded rods 6 of internal thread cover, 6 pulling push rods 8 of threaded rod make its length that adjusts the measuring jaw 3 and stretch out for the device can adjust the convenient detection of length of measuring jaw 3 as required.

Further, the inner side of the gear 13 is fixed with one side of the cleaning roller 9 through a bolt.

Through adopting above-mentioned technical scheme, gear 13 drives cleaning roller 9 and rotates, utilizes cleaning roller 9 to clean the surface of chi body 1, makes it maintain.

The working principle is as follows: when in use, the equivalent claw 3 is subjected to external force and is transmitted to the internal thread sleeve 5, the internal thread sleeve 5 is transmitted to the threaded rod 6, the threaded rod 6 is transmitted to the push rod 8, the support sleeve 7 is connected with the push rod 8 through the compression spring, the compression spring is utilized to counteract the force, so that the device can prevent vibration, the knob 4 is rotated to drive the internal thread sleeve 5 to rotate, the internal thread sleeve 5 pulls the threaded rod 6, the threaded rod 6 pulls the push rod 8 to adjust the extending length of the measuring claw 3, so that the device can adjust the length of the measuring claw 3 as required to facilitate detection, after use, the display shell 2 needs to be reset, the display shell 2 drives the first rack plate 11 to move, the first rack plate 11 drives the transmission wheel 12 to rotate, the transmission wheel 12 drives the screw rod 10 to rotate, and the two screw rods 10 are connected through the synchronous belt 14, so that the screw rod 10 drives the limit block 15 to descend, the gear 13 on the inner side of the limiting block 15 is shifted by the second rack plate 16, so that the second rack plate 16 drives the gear 13 to rotate, the gear 13 drives the cleaning roller 9 to rotate, and the cleaning roller 9 is used for cleaning the outer surface of the ruler body 1 to maintain the ruler body.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Claims

1. The utility model provides a type slide caliper takes precautions against earthquakes, includes the chi body, its characterized in that: a supporting sleeve is fixedly arranged on the inner side of one side of the ruler body, the lower end of the supporting sleeve is movably connected with a push rod, a threaded rod is fixedly arranged at the lower end of the push rod, an internal thread sleeve is movably connected at the lower end of the threaded rod, the outer surface of the lower end of the internal thread sleeve is engaged and connected with a knob, the outer surface of the knob is movably connected with a measuring jaw, the outer surface of one side of the ruler body is connected with a display shell in a sliding way, one side of the upper end of the display shell is fixedly provided with a first rack plate, the lower end of one side of the first rack plate is engaged and connected with a driving wheel, the lower end of one end of the driving wheel is engaged and connected with a screw rod, the outer surface of the lower end of the screw rod is movably connected with a limiting block, one end of the inner side of the limiting block is movably connected with a second rack plate, one end meshing of second rack board is connected with the gear, the inboard fixed mounting of gear has the cleaning roller.

2. The shock-proof vernier caliper according to claim 1, wherein: the lead screw has two, two the lead screw passes through the hold-in range and connects, the lead screw passes through the bearing with the chi body and is connected.

3. The shock-proof vernier caliper according to claim 1, wherein: the upper end and the lower end of the second rack plate are fixedly provided with the inner side of the ruler body.

4. The shock-proof vernier caliper according to claim 1, wherein: the other end of the driving wheel is provided with a bearing, and the driving wheel is connected with the ruler body through the bearing.

5. The shock-proof vernier caliper according to claim 1, wherein: the inner side of the support sleeve is connected with the outer surface of the upper end of the push rod through a compression spring, and the lower end of the push rod is fixed with the upper end of the threaded rod through welding.

6. The shock-proof vernier caliper according to claim 1, wherein: the inner side of the internal thread sleeve is in threaded connection with the outer surface of the lower end of the threaded rod, the knob comprises a rotating rod and a first adjusting bevel gear, a second adjusting bevel gear is fixedly mounted at the lower end of the internal thread sleeve, and the first adjusting bevel gear is meshed with the second adjusting bevel gear and connected with the second adjusting bevel gear.

7. The shock-proof vernier caliper according to claim 1, wherein: the inner side of the gear is fixed with one side of the cleaning roller through a bolt.