CN211009437U

CN211009437U - Connecting fastener convenient to install for experiments

Info

Publication number: CN211009437U
Application number: CN201922113717.8U
Authority: CN
Inventors: 彭军
Original assignee: Chengdu Sibot Lab Equipment Co ltd
Current assignee: Chengdu Sibot Lab Equipment Co ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-07-14
Anticipated expiration: 2029-11-29

Abstract

The utility model discloses a connecting fastener convenient for installation for experiments, which comprises a first clamping block and a second clamping block, the surfaces of the first clamping block and the second clamping block which are deviated from each other are respectively provided with a slot, a tubular element is clamped in the slot through at least four clamping mechanisms which are arranged at equal angles, the clamping mechanism comprises a sleeve, a spring, a clamping block and a clamping groove, the spring and the clamping block are both arranged in a pipe hole of the sleeve, two ends of the spring respectively abut against the inner wall of the sleeve and the fixture block, one side of the fixture block far away from the spring abuts against the groove wall of the clamping groove, at least four fixed rods which are arranged at equal angles are respectively arranged on the opposite surfaces of the first clamping block and the second clamping block, the sliding connection has the movable rod in the spout, threaded connection has locking screw on the lateral wall of spout, locking screw's end is stopped on the movable rod that is located the spout. The utility model discloses the installation of the tubular piece of being convenient for conveniently adjusts the distance between two tubular pieces.

Description

Connecting fastener convenient to install for experiments

Technical Field

The utility model relates to a fastener technical field specifically is a connection fastener convenient to installation for experiments.

Background

Tubular member adopts the connection fastener to connect more in current laboratory, and the connection fastener that nevertheless has now mostly connects through bolt etc. need get off its dismouting when needs are changed, and very inconvenient, and can't adjust the position of tubular member after connecting.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connection fastener convenient to installation for experiments, the installation of the tubular piece of being convenient for conveniently adjusts the distance between two tubular pieces to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a connecting fastener convenient to mount for experiments comprises a first clamping block and a second clamping block, wherein slots are respectively formed in the surfaces, away from each other, of the first clamping block and the second clamping block, at least four clamping mechanisms which are arranged at equal angles are clamped in the slots, each clamping mechanism comprises a sleeve, a spring, a clamping block and a clamping groove, the sleeves are mounted on the groove walls of the slots in an embedded mode, the springs and the clamping blocks are arranged in pipe holes of the sleeves, the two ends of the springs respectively abut against the inner walls of the sleeves and the clamping blocks, the clamping grooves are formed in the outer circumferential surface of the tubular elements, and one side, away from the springs, of each clamping block abuts against the groove wall of the corresponding clamping groove;

the clamping device is characterized in that at least four fixed rods which are arranged at equal angles are arranged on the opposite surfaces of the first clamping block and the second clamping block respectively, sliding grooves are formed in the end surfaces of the two fixed rods which are opposite from top to bottom, movable rods are connected in the sliding grooves in a sliding mode, locking screws are connected to the side walls of the sliding grooves in a threaded mode, and the ends of the locking screws abut against the movable rods in the sliding grooves.

Preferably, the clamping block is spherical, and the clamping groove is a hemispherical groove.

Preferably, the diameter of the outlet of the sleeve is smaller than that of the fixture block.

Preferably, the slot and the tubular member are a clearance fit.

Preferably, threaded holes are respectively formed in the opposite surfaces of the first clamping block and the second clamping block, and the fixing rod is respectively installed on the first clamping block and the second clamping block through the screw and the threaded holes.

Preferably, the outlet of the sliding groove and the two ends of the movable rod are both provided with a convex block.

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

1. the clamping block is abutted against the clamping groove on the tubular element under the action of the elastic force of the spring, so that the tubular element is inserted into the clamping groove through the clamping mechanism, and the tubular element is convenient to mount;

2. the length of the movable rod inserted into the sliding groove in the fixed rod is adjusted, the movable rod is locked through the locking screw, the distance between the first clamping block and the second clamping block can be adjusted, and the distance between the two tubular members can be conveniently adjusted.

Drawings

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

fig. 2 is a schematic cross-sectional view of the present invention;

fig. 3 is an enlarged schematic view of a position a in fig. 2 according to the present invention.

In the figure: 1. a first clamping block; 2. a second fixture block; 3. a slot; 4. a clamping mechanism; 41. a sleeve; 42. a spring; 43. a clamping block; 44. a card slot; 5. a tubular member; 6. fixing the rod; 7. a chute; 8. a movable rod; 9. locking the screw; 10. and (4) a bump.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

a connecting fastener convenient for installation for experiments comprises a first clamping block 1 and a second clamping block 2, wherein one side of the first clamping block 1, which is opposite to the second clamping block 2, is provided with a slot 3, the slot 3 is clamped with a tubular element 5 through at least four clamping mechanisms 4 which are arranged at equal angles, the slot 3 and the tubular element 5 are in clearance fit, so that the tubular element 5 can rotate smoothly, each clamping mechanism 4 comprises a sleeve 41, a spring 42, a clamping block 43 and a clamping groove 44, the sleeve 41 is embedded and installed on the slot wall of the slot 3, the spring 42 and the clamping block 43 are both arranged in the tube hole of the sleeve 41, two ends of the spring 42 respectively abut against the inner wall of the sleeve 41 and the clamping block 43, the clamping groove 44 is arranged on the outer circular surface of the tubular element 5, one side of the clamping block 43, which is far away from the spring 42, abuts against the slot wall of the clamping block 44, the clamping block 43 abuts against the clamping groove 44 on the, so that the tubular element 5 is inserted into the slot 3 through the clamping mechanism 4, which is convenient for the installation of the tubular element.

The diameter of the outlet of the sleeve 41 is smaller than that of the fixture block 43, the fixture block 43 is spherical, and the clamping groove 44 is a hemispherical groove, so that the spherical fixture block 43 is prevented from coming out of the tube hole of the sleeve 41 to influence the insertion of the tubular element 5 into the slot 3.

Be provided with four dead levers 6 of angular arrangement such as at least on the relative one side of first fixture block 1 and second fixture block 2 respectively, spout 7 has been seted up on the terminal surface of two dead levers 6 relative from top to bottom, sliding connection has movable rod 8 in the spout 7, all be provided with lug 10 in the exit of spout 7 and the both ends of movable rod 8, avoid movable rod 8 to deviate from spout 7, threaded connection has locking screw 9 on the lateral wall of spout 7, locking screw 9's end supports stops on the movable rod 8 that is located spout 7, insert the length in the spout 7 on the dead lever 6 through adjusting movable rod 8, and lock it through locking screw 9, distance between adjustable first fixture block 1 and the second fixture block 2, conveniently adjust the distance between two tubular members 5.

Threaded holes are formed in the opposite faces of the first fixture block 1 and the second fixture block 2 respectively, and the fixing rod 6 is installed on the first fixture block 1 and the second fixture block 2 through the screws and the threaded holes respectively, so that the fixing rod 6 can be conveniently disassembled and assembled from the first fixture block 1 and the second fixture block 2.

The structure principle is as follows: during the use, insert slot 3 with two tubular members 5 that need to connect, fixture block 43 supports under the effect of spring 42 elasticity in draw-in groove 44 on tubular member 5 for tubular member 5 is pegged graft in slot 3 through latch mechanism 4, as required, through adjusting the length that movable rod 8 inserted in the spout 7 on the dead lever 6, and lock it through locking screw 9, adjusts the distance between first fixture block 1 and the second fixture block 2, and then adjusts two tubular members 5 to suitable distance.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a connection fastener convenient to installation for experiments, includes first fixture block (1) and second fixture block (2), its characterized in that: the clamping mechanism (4) comprises a sleeve (41), a spring (42), a clamping block (43) and a clamping groove (44), the sleeve (41) is embedded in the groove wall of the slot (3), the spring (42) and the clamping block (43) are arranged in a tube hole of the sleeve (41), two ends of the spring (42) respectively abut against the inner wall of the sleeve (41) and the clamping block (43), the clamping groove (44) is arranged on the outer circular surface of the tubular element (5), and one side, far away from the spring (42), of the clamping block (43) abuts against the groove wall of the clamping groove (44);

the clamping device is characterized in that at least four fixed rods (6) which are arranged at equal angles are arranged on the opposite surfaces of the first clamping block (1) and the second clamping block (2) respectively, the upper and lower two fixed rods are opposite, a sliding groove (7) is formed in the end surface of each fixed rod (6), a movable rod (8) is connected in the sliding groove (7) in a sliding mode, a locking screw (9) is connected to the side wall of the sliding groove (7) in a threaded mode, and the end of each locking screw (9) abuts against the movable rod (8) located in the sliding groove (7).

2. A connecting fastener for easy installation for experiments according to claim 1, wherein: the clamping block (43) is spherical, and the clamping groove (44) is a semi-spherical groove.

3. A connecting fastener for easy installation for experiments according to claim 2, wherein: the diameter of the outlet of the sleeve (41) is smaller than that of the fixture block (43).

4. A connecting fastener for easy installation for experiments according to claim 1, wherein: the slot (3) and the tubular member (5) are in clearance fit.

5. A connecting fastener for easy installation for experiments according to claim 1, wherein: threaded holes are formed in the opposite surfaces of the first clamping block (1) and the second clamping block (2) respectively, and the fixing rod (6) is installed on the first clamping block (1) and the second clamping block (2) through the screws and the threaded holes respectively.

6. A connecting fastener for easy installation for experiments according to claim 1, wherein: and the outlet of the sliding groove (7) and the two ends of the movable rod (8) are respectively provided with a convex block (10).