CN206469791U - Vernier height gauge - Google Patents

Abstract

The utility model discloses a kind of vernier height gauge, its drip irrigation device is to include base, main scale and vernier, vernier sliding is connected on main scale, vernier side is fixed with measuring jaw, mounting groove is provided with base, main scale is rotatably connected in mounting groove, base upper top offers the bar groove being absorbed in for main scale, and the keeper for keeping main scale to be in vertical state is provided with mounting groove side, the locating part for setting restricted main scale to rotate in mounting groove, by the way that main scale one end is rotatably connected in mounting groove, in height gauge when not in use, the limitation of locating part can be untied, then main scale is rotated to be stored, now main scale will not occupy higher height again, reduce space-consuming, easily facilitate storage, therefore when vernier height gauge is needed to use, main scale is rotated extremely to abut with keeper and interval scale main scale can not be rotated further in vertical state, then it is spacing to main scale progress by locating part again, now main scale can fixation can be normally carried out measurement operation.

Description

height vernier caliper

technical field

The utility model relates to the field of measuring rulers, in particular to a height vernier caliper.

Background technique

The height vernier caliper is mainly used to measure the height of the workpiece. For example, the Chinese patent with the notification number CN102706250A discloses a differential fine-tuning height gauge. The differential fine-tuning mechanism is installed on the ruler body. device, differential sleeve, fixed internal thread cylinder, micro-movement ruler frame, fixed nut, differential screw rod, the micro-movement ruler frame is installed on the ruler body through a spring copper plate, and can slide on the ruler body, and the micro-movement ruler frame is set There is a fixed internal thread cylinder, and a differential sleeve is installed on the upper end of the fixed internal thread cylinder. The side force constant is installed on the upper end of the differential screw rod built in the fixed internal thread cylinder, and the lower end of the differential screw rod is connected with the fixed nut. Using the principle of differential screw pair to fine-tune the dimensional accuracy, the structure is simple, easy to use, and the measurement accuracy is high.

But the main ruler is fixed on the base, so when the height ruler is not in use, it will take up a large space and be difficult to store due to the high height of the main ruler.

Utility model content

The purpose of the utility model is to provide a height vernier caliper, which has the advantage of being convenient for storage.

The above-mentioned technical purpose of the utility model is achieved through the following technical solutions:

A height vernier caliper, comprising a base, a main ruler and a vernier, the vernier is slidably connected to the main ruler, one side of the vernier is fixed with a measuring claw, the base is provided with a mounting groove, and the main ruler is rotatably connected to the In the installation groove, the top of the base is provided with a groove for the main ruler to sink into, and a locator for keeping the main ruler in a vertical state is arranged on one side of the installation groove, and a limiter is arranged in the installation groove to limit the main ruler. Rotation limiter.

By rotating one end of the main ruler into the installation groove, when the height vernier caliper is not in use, the restriction of the limiter can be released, and then the main ruler can be turned to store it. At this time, the main ruler will no longer occupy a higher height. It takes less space and is more convenient for storage. Therefore, when the height vernier caliper needs to be used, turn the main ruler until it abuts against the positioning part and cannot continue to rotate, which means that the main ruler is already in a vertical state, and then limit the main ruler through the limiter. At this time, the main ruler can be fixed and the measurement operation can be performed normally.

The utility model is further provided that: the positioning member includes a fixed block arranged on one side of the installation groove, and the fixed block is provided with a turning groove for the end of the main ruler to rotate, and the sliding connection in the turning groove is a positioning block, the fixed block is provided with a driver for driving the positioning block to abut against the side wall of the base, and the surface of the main ruler in a vertical state is flush with the side wall of the base.

The surface of the main ruler in a vertical state is flush with the side wall of the base, so when the positioning block is driven and abuts against the side wall of the base, the further rotation of the main ruler can be restricted and the main ruler can be kept in a vertical state, and the setting of the turning groove not only The positioning block can be used for sliding, and the end of the main scale can also be provided with a space for rotation, so as to avoid the situation that the end of the main scale is stuck at the fixed block and is difficult to rotate.

The utility model further provides that: the driving member includes a screw threaded on the fixed block, the positioning block is fixed on the end of the screw, and one end of the screw passes through the fixed block to form an operating end.

With this setting, when the fixed block is required to position the main ruler to prevent it from over-rotating, it is only necessary to turn the screw to make the fixed block move to abut against the side wall of the base. Rotate the screw to make the fixed block move away, at this time the main scale can be rotated normally for storage, and the operation is simple and convenient.

The utility model further provides that: the limiting member includes a stud pierced on the base, the stud is threadedly connected with the base and the end abuts against the main ruler.

The main scale is fixed by turning the stud against the main scale to generate greater frictional force, the operation is simple, and the screw connection method has the function of anti-reverse, and the stud is not easy to loosen.

The utility model further provides that: the end of the stud is provided with an abutment part, and the surface of the main ruler is provided with a depression matching the abutment part.

By virtue of the arrangement of the abutment part and the recess, the abutment part can cooperate with the recess to realize snapping during the process of turning the stud, and at this time, the rotation of the main ruler can be better limited.

The utility model is further provided that: the main ruler is pierced with a rotating shaft and is connected to the base through the rotating shaft. Both ends of the rotating shaft pass through the base and the ends are threaded with nuts.

Through this setting, the rotating shaft and the main scale can be disassembled. When disassembling, only the nuts at both ends need to be removed, so that the main scale can be removed for storage, saving space. In addition, when the main scale is damaged, it can be removed. replace.

The utility model further sets: the side wall of the base is provided with placement grooves for nuts to sink into, one of the placement grooves is a hexagonal groove matching with the nut, and the other placement groove is a circular groove larger than the nut.

Through this setting, when installing the shaft, one of the nuts is trapped in the hexagonal groove and cannot be further rotated, and then only the other nut located in the circular groove can be rotated. The process is more convenient.

The utility model further sets: the inner walls of the main ruler and the bar groove are embedded with magnet blocks and the magnet blocks are in corresponding positions.

Further through the setting of the magnet block, after the main scale is rotated and stored in the bar groove, it can be further fixed by the magnetic force of the magnet strip, so that the storage of the main scale is more stable and it is not easy to turn over.

Description of drawings

FIG. 1 is a structural diagram of a first viewing angle of the present embodiment;

Fig. 2 is a structural diagram of a second perspective of the present embodiment;

Fig. 3 is the structural diagram of the first viewing angle after the base and the main ruler are exploded in this embodiment;

Fig. 4 is the structural diagram of the second angle of view after the base and the main ruler are exploded in this embodiment;

Fig. 5 is a structural diagram of the main ruler in this embodiment after being accommodated;

Fig. 6 is an exploded view of the vernier and measuring jaws in this embodiment.

Reference signs: 1, base; 2, main ruler; 21, depression; 22, magnet block; 3, vernier; 4, measuring claw; 5, installation groove; 6, stud; 61, contact part; 7, bar Groove; 8. Connection frame; 9. Arresting rod; 91. Disc body; 10. Protrusion; 11. Groove; 12. Raised bar; 13. Channel; ; 151, screw rod; 152, operating end; 16, rotating shaft; 161, nut; 171, circular groove; 172, hexagonal groove.

detailed description

Below in conjunction with accompanying drawing, the utility model is described in further detail.

This specific embodiment is only an explanation of the utility model, and it is not a limitation of the utility model. After reading this description, those skilled in the art can make modifications to the embodiment without creative contribution according to needs, but as long as it is within the utility model All new claims are protected by patent law.

As shown in Figures 1 and 2, it includes a base 1, a main ruler 2 and a vernier 3, wherein the vernier 3 is slidably connected to the main ruler 2, and a measuring jaw 4 for measurement is fixed on the side of the vernier 3, and on the base 1 There is an installation groove 5 for installing the main ruler 2 on the top. The end of the main ruler 2 is located in the installation groove 5 and is rotatably connected to the inner wall of the installation groove 5 through a rotating shaft 16, and a threaded stud 6 is threaded on the base 1. The end of the stud 6 is located in the installation groove 5 and abuts against the main ruler 2. In addition, a groove 7 is opened on the top of the base 1 for the main ruler 2 to sink into. The slot 5 is connected, so that when the height vernier caliper is used, the main ruler 2 can be kept vertical and perpendicular to the base 1, and then the state of the main ruler 2 can be limited by the limit of the stud 6, and the height vernier caliper can be measured normally. When the height vernier caliper does not need to be used, the stud 6 can be loosened by turning, and then the main ruler 2 can be rotated to a horizontal position and trapped in the groove 7 (see Figure 5 for details). At this time, the main ruler 2 will no longer occupy a higher position. The height of the main ruler 2 can be partially protected by means of the groove 7, which reduces the occupied space and is more convenient for storage.

In addition, the connecting frame 8 holding the measuring claw 4 is fixed on the vernier 3, and the top of the connecting frame 8 is threadedly connected with a contact rod 9 for pressing the measuring claw 4, and the measuring claw 4 is installed in the connecting frame 8 to connect with the vernier. 3 abutment, so that the detachable connection of the measuring jaw 4 is realized, so that when the measuring jaw 4 is damaged or the measurement is inaccurate, you can turn the lever 9 to loosen the measuring jaw 4, and then the measuring jaw 4 can be taken out for replacement. And the two ends of the contact rod 9 are all provided with disc body 91, the disc body 91 on the top is arranged to be convenient to rotate the contact rod 9, the disc body 91 below can increase the contact area between the contact rod 9 and the measuring jaw 4, so that the contact rod 9 can Better compression of the measuring jaw 4 increases the stability of the installation of the measuring jaw 4 .

As shown in Figures 3 and 4, in order to further improve the stability of the rotation limit of the main ruler 2, an abutting portion 61 without thread is provided at the end of the stud 6, and a threaded contact portion 61 is provided on the main ruler 2. The abutment portion 61 fits with the recess 21 , and the abutment portion 61 can cooperate with the recess 21 to achieve clamping during the rotation of the stud 6 , and at this time, the rotation of the main scale 2 can be better limited.

In order to accurately know that the main ruler 2 is in a vertical state when turning over the main ruler 2, a fixed block 14 fixed to it is provided on one side of the base 1, and the volume of the base 1 can be increased by the setting of the fixed block 14, so that the height of the vernier caliper The placement is more stable, and it is not easy to fall over. On the fixed block 14, there is a turning groove 141 corresponding to and communicating with the installation groove 5, so that the turning groove 141 can also provide the end of the main ruler 2 with a rotating space, and in the The positioning block 15 that can adjust the position in the turning groove 141, the positioning block 15 is disc-shaped and fixed with a screw rod 151, the screw rod 151 is threaded on the fixed block 14, one end of the screw rod 151 passes through the fixed block 14 to form an operating end 152, Thereby, the positioning block 15 can be driven to move until it abuts against the side wall of the base 1 by rotating the screw rod 151, and the surface of the main scale 2 that keeps the vertical state is flush with the side wall of the base 1, so when the positioning block 15 is driven and abuts on the base When the side wall is closed, the further rotation of the main ruler 2 can be restricted and the main ruler 2 can be kept in a vertical state.

And the two ends of the rotating shaft 16 are provided with threaded sections and exposed, and the two ends of the rotating shaft 16 are connected with nuts 161 for axial spacing, so that the detachable connection of the rotating shaft 16 and the main scale 2 is realized. 161 can be removed, so that the main ruler 2 can be removed for storage, which saves space. In addition, when the main ruler 2 is damaged, it can be replaced; and the base 1 is provided with a placement groove for the nut 161 to sink into. The slots include a circular slot 171 larger than the nut 161 and a hexagonal slot 172 matching the nut 161. When the shaft 16 is installed, one of the nuts 161 is trapped in the hexagonal slot 172 and cannot be rotated further, and then only the other nut located in the round slot 171 needs to be rotated. 161, and the circular groove 171 is larger than the nut 161, which makes it easier to turn the nut 161, thereby making the process of installing the rotating shaft 16 more convenient.

In addition, in order to increase the stability of the main ruler 2 being accommodated in the groove 7, a corresponding magnet block 22 is embedded on the inner wall of the main ruler 2 and the groove 7, so that the main ruler 2 can be fixed by the magnetic force of the magnet block 22. , to avoid the flipping of the main ruler 2.

As shown in Figure 6, a bump 10 is protruded from the bottom of the vernier 3, and a groove 11 that cooperates with the bump 10 is opened on the measuring jaw 4, and the setting of the bump 10 and the groove 11 can align the measuring jaw. 4 Limit the position in the horizontal direction to increase the installation firmness of the measuring claw 4; in addition, two convex strips 12 are arranged at intervals at one end of the measuring claw 4, and a channel 13 is formed between the convex strips 12 to cooperate with the main ruler 2 and allow it to pass through The channel 13 formed by the convex strip 12 can play a guiding role, so that the measuring jaw 4 can move stably along the main ruler 2 when moving in the vertical direction, which is more convenient for the measuring jaw 4 to measure stably.

Claims (8)

1. a kind of vernier height gauge, including base (1), main scale (2) and vernier (3), vernier (3) sliding are connected to master On chi (2), vernier (3) side is fixed with measuring jaw (4), it is characterized in that：Mounting groove (5), institute are provided with the base (1) State main scale (2) to be rotatably connected in mounting groove (5), base (1) upper top offers the bar groove (7) being absorbed in for main scale (2), And the keeper for keeping main scale (2) to be in vertical state is provided with the mounting groove (5) side, the mounting groove (5) is interior to be set It is equipped with the locating part that limitation main scale (2) is rotated.

2. vernier height gauge according to claim 1, it is characterized in that：The keeper includes being arranged at mounting groove (5) The turn trough (141) rotated for main scale (2) end, the turn trough are offered on the fixed block (14) of side, the fixed block (14) (141) slidably connecting to be provided with the locating piece (15) coordinated with it, the fixed block (14) in drives locating piece (15) to support The actuator of base (1) side wall is connect, keeps main scale (2) surface of vertical state to be flushed with base (1) side wall.

3. vernier height gauge according to claim 2, it is characterized in that：The actuator includes being threaded in fixed block (14) screw rod (151) on, the locating piece (15) is fixed on the end of screw rod (151), and described screw rod (151) one end passes solid Determine block (14) formation operating side (152).

4. vernier height gauge according to claim 1, it is characterized in that：The locating part includes being located on base (1) Stud (6), the stud (6) is threadedly coupled with base (1) and end abutment is on main scale (2).

5. vernier height gauge according to claim 4, it is characterized in that：Stud (6) end is provided with abutting part (61) depression (21) coordinated with abutting part (61), is provided with main scale (2) surface.

6. vernier height gauge according to claim 1, it is characterized in that：The main scale (2) is equipped with rotating shaft (16) and led to Cross rotating shaft (16) to be connected with base (1) rotation, rotating shaft (16) two ends pass base (1) and end thread is connected with nut (161)。

7. vernier height gauge according to claim 6, it is characterized in that：Base (1) side wall is provided with and supplies nut (161) standing groove being absorbed in, one of them described standing groove is the hex slot (172) coordinated with nut (161), described in another Standing groove is the circular groove (171) more than nut (161).

8. vernier height gauge according to claim 1, it is characterized in that：The inwall of the main scale (2) and bar groove (7) is embedding There is magnet piece (22) and magnet piece (22) is in correspondence position.