CN211901486U

CN211901486U - Mechanical cylinder

Info

Publication number: CN211901486U
Application number: CN202022189219.4U
Authority: CN
Inventors: 马军; 车海庆
Original assignee: Yantai Yixing Construction Machinery Co ltd
Current assignee: Yantai Yixing Construction Machinery Co ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2020-11-10
Anticipated expiration: 2030-09-29

Abstract

The utility model relates to a mechanical cylinder, comprising a cylinder body, the cylinder cap, silk braid and lead screw, still include main locking mechanism, main locking mechanism includes the check lock lever, the locking dish, a cam handle that is used for check lock lever and locking dish locking complex locking spring and can drive the check lock lever and unblank and lock the action, evenly be equipped with the arch on the outer periphery of locking dish, form between the adjacent arch be used for with check lock lever matched with locking groove, the locking dish sets up between cylinder body and cylinder cap, the check lock lever passes through the locking casing and installs on the cylinder cap, the outer end of check lock lever passes the locking casing and is connected with the cam handle, locking spring sets up in the locking casing. The utility model discloses simple structure is compact, convenient operation, and cam handle and locking spring's cooperation has improved the security performance of mechanical cylinder. The end part of the locking rod is tightly matched with the locking insertion of the locking disc, the contact area is large, the locking safety is ensured, the influence of mechanical vibration is small, and the locking disc is safer and more reliable.

Description

Mechanical cylinder

Technical Field

The utility model relates to a mechanical cylinder belongs to transmission power jar technical field.

Background

The mechanical cylinder is used as a traction or pushing transmission device and comprises a cylinder body, a cylinder cover, a thread sleeve and a screw rod, wherein the thread sleeve is slidably arranged in the cylinder body, the thread sleeve is in threaded connection with the screw rod, connecting cylinders are respectively arranged on the thread sleeve and the cylinder cover, the installation of the mechanical cylinder is realized through one connecting cylinder, and the mechanical cylinder can be connected with a component to be dragged or pushed through another connecting cylinder. The locking of the screw rod of the existing mechanical cylinder adopts a compression bolt, and the screw rod can be rotated by screwing the screw rod through a spanner, so that the length of a screw sleeve matched with the screw rod, which extends out of a cylinder body, is adjusted. The top of clamp bolt is some effect with the excircle of lead screw, and locking ability is limited, receives the influence of operation environment and operation demand moreover, can produce vibrations at the operation process, and clamp bolt is in easy pine in the vibrations environment, and clamp bolt can't lock the lead screw, and the lead screw easily rotates there is the potential safety hazard, can lead to accident such as part drops when serious, has certain potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model discloses not enough to prior art exists provides a simple structure is compact, and convenient operation is swift, locks safe and reliable's mechanical jar.

The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides a mechanical cylinder, includes cylinder body, cylinder cap, silk braid and with silk braid threaded connection's lead screw, still includes main locking mechanism, main locking mechanism includes the check lock lever, sets up locking dish on the lead screw, be used for check lock lever and locking dish locking complex locking spring and can drive the cam handle that the check lock lever unblanked and locking action, evenly be equipped with the arch on the outer periphery of locking dish, it is adjacent form between the arch be used for with check lock lever matched with locking groove, the locking dish sets up the cylinder body with between the cylinder cap, the check lock lever is installed through the locking casing on the cylinder cap, the outer end of check lock lever is passed the locking casing with the cam handle is connected, locking spring sets up in the locking casing.

The utility model has the advantages that: the operation cam handle, the cam handle action drives the check lock lever and moves down, locate the locking spring in the locking casing and act on the check lock lever and make the tip of check lock lever and the locking groove on the locking dish plug-in fit locking, when needs are unblanked, then the operation cam handle, the cam handle action drives the check lock lever and shifts up, check lock lever compression locking spring, the tip of check lock lever breaks away from the locking groove of locking dish, can rotate the lead screw through the spanner this moment, the position of adjustment silk braid in the cylinder body, thereby the realization is to the adjustment of both sides sleeve interval. The utility model discloses simple structure is compact, convenient operation, and the cam handle is inseparable with the cooperation of locking spring and the tip of check lock lever and the locking cartridge cooperation of locking dish, and area of contact is big, guarantees the security of locking, receives mechanical vibrations's influence little, and safe and reliable has more improved the security performance of mechanical jar.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, the cylinder body is provided with a limiting table used for limiting the axial position of the locking disc.

The beneficial effect who adopts above-mentioned further scheme is that, spacing platform can be established inside cylinder body tip or the cylinder body, as long as can carry out spacingly to the axial direction of locking dish can to realize the action of the rotation silk braid of lead screw along axial direction in the cylinder body.

Furthermore, the inner diameter of the limiting table is smaller than the outer diameter of the locking disc.

Adopt above-mentioned further scheme's beneficial effect be for carry on spacingly to the axial of locking dish, make its rotation, avoid axial direction's drunkenness to break away from the cooperation with the check lock pole simultaneously.

Furthermore, the auxiliary locking mechanism comprises a locking bolt which is arranged on the sleeve and acts on the screw rod.

The beneficial effect who adopts above-mentioned further scheme is, through the supplementary locking to the lead screw of locking bolt, further improves the security performance of mechanical cylinder.

Furthermore, the sleeve is provided with a bolt hole, and the locking bolt is in threaded connection with the sleeve.

Adopt above-mentioned further scheme's beneficial effect be, bolt accessible screw hole and muffjoint, the locking bolt passes the bolt hole and acts on the supplementary locking of lead screw realization to the lead screw.

Furthermore, a nut is arranged on the sleeve, the locking bolt is in threaded connection with the nut, a through hole is formed in the sleeve, and the rod end of the locking bolt penetrates through the through hole to act on the screw rod.

The screw rod locking device has the advantages that the nut is conveniently and quickly machined on the sleeve, the locking bolt is conveniently installed and positioned, and the end part of the locking bolt abuts against the screw rod to assist in locking when the locking rod and the locking disc are locked.

Furthermore, the locking rod is provided with a limiting shoulder for limiting the locking spring, and the locking spring is sleeved on the outer side of the locking rod between the limiting shoulder and the locking shell.

The beneficial effect who adopts above-mentioned further scheme is that, locking spring realizes the further locking to the locking lever through acting on spacing circular bead to improve the security performance of mechanical cylinder, avoid the potential safety hazard.

Furthermore, the end part of the screw rod is provided with an outer hexagonal structure matched with the wrench.

Adopt above-mentioned further scheme's beneficial effect be convenient for realize the rotation adjustment to the lead screw with the spanner cooperation.

Furthermore, a groove for installing a sealing ring is arranged on the cylinder body.

The beneficial effects of adopting above-mentioned further scheme are that, the silk cover can slide in the cylinder body, and the installation sealing washer in the recess can be used to dustproof sealing, and is sealed effectual, prolongs the life of mechanical jar.

Further, the cylinder cover is in threaded connection with the cylinder body.

Adopt above-mentioned further scheme's beneficial effect be, the installation is dismantled convenient and fast.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the locking state of the locking lever and the locking disc of the present invention;

FIG. 3 is a schematic structural view of the locking lever of the present invention in a pulled-up state;

fig. 4 is a schematic structural view of the locking rod of the present invention in a state of being pulled out and separated from the locking disc;

fig. 5 is a schematic front view of the locking rod and the locking spring of the present invention;

fig. 6 is a left side view structural schematic diagram of the locking rod and the locking spring of the present invention;

in the figure, 1, a cylinder body; 1-1, a limit table; 1-2, a groove; 2. a cylinder cover; 3. sleeving the silk; 4. a screw rod; 5. a locking lever; 5-1, a limiting shoulder; 6. a locking disc; 6-1, locking grooves; 6-2, convex; 7. a locking spring; 8. a cam handle; 9. locking the housing; 10. locking the bolt; 11. a nut; 12. a sleeve.

Detailed Description

The principles and features of the present invention are described below in conjunction with examples, which are set forth only to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1-6, a mechanical cylinder comprises a cylinder body 1, a cylinder cover 2, a thread sleeve 3, a screw rod 4 in threaded connection with the thread sleeve 3, and a main locking mechanism, wherein the main locking mechanism comprises a locking rod 5, a locking disc 6 arranged on the screw rod 4, a locking spring 7 for locking and matching the locking rod 5 and the locking disc 6, and a cam handle 8 capable of driving the locking rod 5 to perform unlocking and locking actions, protrusions 6-2 are uniformly arranged on the outer circumferential surface of the locking disc 6, a locking groove 6-1 for matching with the locking rod 5 is formed between adjacent protrusions 6-2, the locking disc 6 is arranged between the cylinder body 1 and the cylinder cover 2, the locking rod 5 is arranged on the cylinder cover 2 through a locking shell 9, the outer end of the locking rod 5 penetrates through the locking shell 9 to be connected with the cam handle 8, the locking spring 7 is arranged in the locking housing 9.

And the cylinder body 1 is provided with a limiting table 1-1 for limiting the axial position of the locking disc 6. The limiting table 1-1 can be arranged at the end of the cylinder body 1 or in the cylinder body 1, as long as the axial direction of the locking disc 6 can be limited, so that the rotation of the screw rod 4 and the action of the screw sleeve 3 in the cylinder body 1 along the axial direction can be realized.

The inner diameter of the limiting table 1-1 is smaller than the outer diameter of the locking disc 6. Is used for limiting the axial direction of the locking disc 6, so that the locking disc rotates, and simultaneously, the axial direction movement is prevented from being separated from the matching with the locking rod 5.

The screw rod locking mechanism further comprises an auxiliary locking mechanism, wherein the auxiliary locking mechanism comprises a locking bolt 10 which is arranged on the sleeve 12 and acts on the screw rod 4. The locking bolt 10 is used for assisting in locking the screw rod, and the safety performance of the mechanical cylinder is further improved.

The sleeve 12 is provided with a bolt hole, and the locking bolt 10 is in threaded connection with the sleeve 12. The locking bolt 10 can be connected with the sleeve 12 through a screw hole, and the locking bolt 10 acts on the screw rod 4 through the screw hole to realize auxiliary locking of the screw rod 4.

The screw rod locking device is characterized in that a nut 11 is arranged on the sleeve 12, the locking bolt 10 is in threaded connection with the nut 11, a through hole is formed in the sleeve 12, and the rod end of the locking bolt 10 penetrates through the through hole to act on the screw rod 4. The nut 11 is conveniently and quickly machined on the sleeve 12, so that the locking bolt 10 is conveniently installed and positioned, and when the locking rod 5 and the locking disc 6 are locked, the end part of the locking bolt 10 abuts against the screw rod 4 for auxiliary locking.

The locking rod 5 is provided with a limiting shoulder 5-1 for limiting the locking spring 7, and the locking spring 7 is sleeved on the outer side of the locking rod 5 between the limiting shoulder 5-1 and the locking shell 9. The locking spring 7 further locks the locking rod by acting on the limiting shoulder 5-1, so that the safety performance of the mechanical cylinder is improved, and potential safety hazards are avoided.

The end part of the screw rod 4 is provided with an outer hexagonal structure matched with a wrench. The screw rod 4 can be conveniently adjusted in rotation by matching with a wrench.

The cylinder body 1 is provided with a groove 1-2 for mounting a sealing ring. The screw sleeve can slide in the cylinder body, the sealing ring is arranged in the groove 1-2, the screw sleeve can be used for dustproof sealing, the sealing effect is good, and the service life of the mechanical cylinder is prolonged.

The cylinder cover 2 is in threaded connection with the cylinder body 1. The installation is dismantled convenient and fast.

The cam handle 8 is operated, the cam handle 8 acts to drive the locking rod 5 to move downwards, the locking spring 7 arranged in the locking shell 9 acts on the locking rod 5 to enable the end part of the locking rod 5 to be inserted and locked with the locking groove 6-1 on the locking disc 6, the screw rod 4 cannot rotate, and the screw sleeve 3 is stably positioned; when the lock needs to be unlocked, the cam handle 8 is operated, the cam handle 8 acts to drive the locking rod 5 to move upwards, the locking rod 5 compresses the locking spring 7, the end part of the locking rod 5 is separated from the locking groove 6-1 of the locking disc 6, the screw rod 4 can be rotated by matching a wrench with an outer hexagonal structure, the screw sleeve 3 can slide in the cylinder body 1, and the distance between the sleeves can be adjusted.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a mechanical cylinder, includes cylinder body, cylinder cap, silk braid and with silk braid threaded connection's lead screw, its characterized in that still includes main locking mechanism, main locking mechanism includes the check lock lever, sets up locking dish on the lead screw, is used for check lock lever and locking dish locking complex locking spring and can drive the cam handle that the check lock lever unblanked and locking action, evenly be equipped with the arch on the outer periphery of locking dish, it is adjacent form between the arch be used for with check lock lever matched with locking groove, the locking dish sets up the cylinder body with between the cylinder cap, the check lock lever passes through the locking casing and installs on the cylinder cap, the outer end of check lock lever passes the locking casing with the cam handle is connected, locking spring sets up in the locking casing.

2. The cylinder block of claim 1, wherein the cylinder block is provided with a stop for limiting the axial position of the locking disc.

3. The cylinder as claimed in claim 2, wherein the inner diameter of the stop is smaller than the outer diameter of the locking disc.

4. A machine cylinder according to any of claims 1-3, characterized by further comprising an auxiliary locking mechanism comprising a locking bolt arranged on the sleeve and acting on the screw.

5. The mechanical cylinder as claimed in claim 4, wherein the sleeve is provided with a bolt hole, and the locking bolt is in threaded connection with the sleeve.

6. The mechanical cylinder as claimed in claim 4, wherein a nut is provided on the sleeve, the locking bolt is in threaded connection with the nut, a through hole is provided on the sleeve, and a rod end of the locking bolt passes through the through hole to act on the screw rod.

7. A cylinder as claimed in any one of claims 1 to 3, wherein the locking rod is provided with a stop shoulder for limiting the locking spring, the locking spring being fitted around the outside of the locking rod between the stop shoulder and the locking housing.

8. The cylinder as claimed in claim 1, wherein the end of the lead screw is provided with an external hexagonal structure for engagement with a wrench.

9. The mechanical cylinder according to claim 1, wherein the cylinder body is provided with a groove for mounting a seal ring.

10. The machine cylinder according to claim 1, characterized in that said cylinder head is screwed to said cylinder block.