CN217641802U

CN217641802U - Primary and secondary bolt for storage battery

Info

Publication number: CN217641802U
Application number: CN202221363324.8U
Authority: CN
Inventors: 张捍兵; 王刚
Original assignee: Hangzhou Faraday Electronic Technology Co ltd
Current assignee: Hangzhou Faraday Electronic Technology Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-10-21
Anticipated expiration: 2032-05-31

Abstract

The utility model discloses a primary and secondary bolt for battery, include: bolt parent and bolt daughter, the bolt parent is including the link that is used for the battery to connect and the first pressfitting end that is used for fixed battery connecting wire, offer on the outer wall of bolt parent and be used for joining in marriage with power utmost point post and have joined in marriage the first external screw thread, the daughter connecting hole has been seted up on the terminal surface of pressfitting end, the daughter connecting hole is seted up along the length direction of bolt parent and is used for supplying the bolt daughter to get into, connection internal thread has been seted up in the daughter connecting hole, set up on the outer wall of bolt daughter and be connected the second external screw thread that the internal thread joined in marriage with, the bolt daughter is including being used for joining in marriage with the second pressfitting end that holds and be used for fixed test line with the bolt parent is connected. The utility model has the advantages of battery connecting wire and test wire mutually noninterference, convenient to use need not the cut-off power supply, guarantees the stability of battery and test.

Description

Primary and secondary bolt for storage battery

Technical Field

The utility model relates to an electric power bolt technical field, in particular to primary and secondary bolt for battery.

Background

In the field with higher requirement on power supply reliability, a direct current power supply system is a system which needs to be configured, and a storage battery is an important component for ensuring uninterrupted power supply of the direct current power supply system. At present, the connection of a storage battery in the storage battery industry and the external connection is usually completed by crimping a power line and a power pole of the storage battery. During the manufacturing process of the storage battery, charging and discharging tests under different conditions can be carried out, and the storage battery can be produced in batches only after passing a large number of tests. When testing, the test wire often also need be connected on power utmost point post through the mode of crimping, and mutual influence such as installation, maintenance, change of battery connecting wire and test wire, and often will change the test wire, must the power supply disconnection just can operate, influence the life-span of battery easily, and the line footpath of different test wire and battery connecting wire is different, and area of contact during the crimping is also different, often can cause bad connection or influence the test result.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a primary and secondary bolt for battery, it has battery connecting wire and test wire mutually noninterfere, and convenient to use need not the disconnect power supply, guarantees the advantage of the stability of battery and test.

The above technical object of the present invention can be achieved by the following technical solutions:

a snap bolt for a battery, comprising: the bolt comprises a bolt parent body and a bolt daughter body, wherein the bolt parent body comprises a connecting end used for connecting a storage battery and a first pressing end used for fixing a battery connecting line, a first external thread used for matching with a power pole is arranged on the outer wall of the bolt parent body, a daughter connecting hole is arranged on the end face of the pressing end, the daughter connecting hole is arranged along the length direction of the bolt parent body and used for allowing the bolt daughter to enter, a connecting internal thread is arranged in the daughter connecting hole, a second external thread matched with the connecting internal thread is arranged on the outer wall of the bolt daughter, the bolt daughter comprises a matching end used for being connected with the bolt parent body and a second pressing end used for fixing a test line,

the utility model discloses a prepressing mechanism of a hydraulic press ring, including first pressfitting end, second pressfitting end, ring channel, prepressing piece and ring channel, the second pressfitting end is the circular shape nut for the cross section, follow on the outer wall of second pressfitting end the ring channel has been seted up to the circumference of second pressfitting end, the ring channel internal rotation is connected with prepressing ring, prepressing ring's width is less than the width of ring channel, prepressing arm is last to be connected with a plurality of prepressing arms, prepressing arm's length direction is directional prepressing ring's centre of a circle direction, prepressing arm keeps away from prepressing ring's one end is connected with prepressing piece, prepressing piece set up in prepressing arm orientation prepressing arm is joined in the one side of joining in marriage the end, prepressing piece gets into is seted up in the one side of link and is used for the confession when the lateral wall conflict of cooperation end is kept away from with the ring channel to prepressing arm, prepressing arm with the lower terminal surface parallel and level of second pressfitting end.

Further setting: and one side surface of the pre-pressing block is provided with a rubber layer, and the pre-pressing block is in interference fit with the pre-pressing groove through the rubber layer.

Further setting: and the surface of the pre-pressing arm facing the matching end is provided with anti-skid stripes.

Further setting: the top of the second pressing end is provided with a cross stripe.

Further setting: the length of the sub body connecting hole is less than one third of the length of the bolt parent body.

Further setting: and the prepressing arms are uniformly arranged along the circumferential direction of the prepressing ring.

Further setting: the top of pre-pressing ring is provided with a plurality of and removes the lug, and is a plurality of remove the lug along the circumference of pre-pressing ring distributes, removes the lug and keeps away from and has seted up the application of force recess on the one side at pre-pressing ring center, the application of force recess is used for supplying operating personnel finger embedding in order to remove pre-pressing ring.

To sum up, the utility model discloses following beneficial effect has: the connecting end of the bolt parent body is connected with a power pole of the storage battery, the battery connecting wire is pressed and fixed through the first pressing end, when the test wire needs to be fixed, the matching end is screwed into the sub-body connecting hole, the test wire is wound on the bolt sub-body, then the prepressing ring slides downwards to enable the prepressing arm to be in conflict with the test wire, the prepressing block is inserted into the prepressing groove to complete the pre-fixing of the test wire, and then the bolt sub-body is screwed down to enable the second pressing end to complete the fixing of the test wire. When needing to be changed the test wire, only need unscrew the bolt daughter, mention the prepressing ring again and make the pre-compaction piece leave the prepressing groove and just can take off the test wire and change, no matter install again or change the test wire the time all need not the power off, test wire and battery connecting wire and the battery be connected mutually independent, can not the mutual interference influence, service life has sung, and the diameter difference of having avoided battery connecting wire and test wire appears contacting inhomogeneous when leading to being connected and lead to influencing the operation of test result and battery. The setting of pre-compression ring and pre-compression arm is fixed in advance to the test wire when installing the test wire again, and the installation of the test wire of being convenient for, labour saving and time saving has just guaranteed the stability that the test wire is connected.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is a schematic structural view of a bolt matrix in the embodiment;

fig. 4 is a structural plan view of the bolt sub-body in the embodiment.

In the figure, 1, a bolt parent body; 101. a connecting end; 102. a first press-fit end; 2. a bolt sub-body; 201. a blending end; 202. a second press-fit end; 3. a first external thread; 4. connecting the internal threads; 5. a second external thread; 6. a sub body connecting hole; 7. an annular groove; 8. pre-pressing a ring; 9. a pre-pressing arm; 10. pre-briquetting; 11. a rubber layer; 12. pre-pressing a groove; 13. cross-shaped stripes.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

as shown in fig. 1, 2, 3 and 4, a sub-parent bolt for a secondary battery includes: the bolt comprises a bolt parent body 1 and a bolt daughter body 2, wherein the bolt parent body 1 comprises a connecting end 101 used for connecting a storage battery and a first press-fit end 102 used for fixing a battery connecting line, a first external thread 3 used for matching with a power supply pole is arranged on the outer wall of the bolt parent body 1, a daughter connecting hole 6 is arranged on the end face of the press-fit end, the daughter connecting hole 6 is arranged along the length direction of the bolt parent body 1 and is used for allowing the bolt daughter body 2 to enter, a connecting internal thread 4 is arranged in the daughter connecting hole 6, a second external thread 5 matched with the connecting internal thread 4 is arranged on the outer wall of the bolt daughter body 2, the bolt daughter body 2 comprises a matching end 201 used for being connected with the bolt parent body 1 and a second press-fit end 202 used for fixing a test line,

second pressfitting end 202 is the circular shape nut for the cross section, follow on the outer wall of second pressfitting end 202 ring channel 7 has been seted up to the circumference of second pressfitting end 202, the 7 internal rotations of ring channel are connected with prepressing ring 8, prepressing ring 8's width is less than ring channel 7's width, prepressing ring 8 is last to be connected with a plurality of prepressing arm 9, prepressing arm 9's length direction is directional prepressing ring 8's centre of a circle direction, prepressing arm 9 keeps away from prepressing ring 8's one end is connected with prepressing block 10, prepressing block 10 set up in prepressing arm 9 orientation join in marriage in the one side of end 201, first pressfitting end 102 is kept away from offer in the one side of link 101 and be used for supplying prepressing groove 12 that prepressing block 10 got into, when prepressing ring 8 and ring channel 7 kept away from the lateral wall conflict of cooperation end, prepressing arm 9 with the lower terminal surface parallel and level of second pressfitting end 202.

Connect the link 101 of bolt parent 1 and the power utmost point post of battery, it is fixed to carry out the pressfitting to the battery connecting wire through first pressfitting end 102, when needing fixed test line, will join in marriage with end 201 and twist in daughter connecting hole 6, wind the test line on the bolt daughter 2, then the downward sliding prepressing ring 8 makes prepressing arm 9 contradict with the test line, accomplish the preliminary fixing to the test line in inserting prepressing groove 12 until prepressing block 10, then it is fixed to screw up bolt daughter 2 messenger second pressfitting end 202 completion to the test line again. When needing to be changed the test wire, only need unscrew the bolt daughter 2, mention the prepressing ring 8 again and make prepressing block 10 leave prepressing groove 12 and just can take off the test wire and change, no matter install again or change the test wire the time need not the break power supply, test wire and battery connecting wire and the being connected mutual independence of battery, can not the mutual interference influence, service life has sung, and the diameter difference of having avoided battery connecting wire and test wire appears contacting inhomogeneous when leading to being connected and lead to influencing the operation of test result and battery. The setting of pre-compaction ring 8 and pre-compaction arm 9 is fixed in advance to the test wire when installing the test wire again, and the installation of the test wire of being convenient for, labour saving and time saving has just guaranteed the stability that the test wire is connected.

One side surface of the pre-pressing block 10 is provided with a rubber layer 11, and the pre-pressing block 10 is in interference fit with the pre-pressing groove 12 through the rubber layer 11. When the rubber layer 11 is arranged, the prepressing block 10 is in interference fit with the prepressing groove 12 when entering the prepressing groove 12, so that the prepressing block 10 is not easy to slide out in the prepressing groove 12, and the stability of the pre-fixing of the test wire is ensured.

And anti-skid stripes are arranged on one surface of the pre-pressing arm 9 facing the matching end. The test wire is not easy to slide, and the stability of the pre-fixing of the test wire is improved.

The top of the second pressing end 202 is provided with a cross stripe 13. The length of the sub body connecting hole 6 is less than one third of the length of the bolt parent body 1. And the prepressing arms 9 are uniformly arranged along the circumferential direction of the prepressing ring 8.

The top of pre-pressing ring 8 is provided with a plurality of and removes the lug, and is a plurality of remove the lug along pre-pressing ring 8's circumference distributes, removes the lug and keeps away from the one side at pre-pressing ring 8 center and has seted up the application of force recess, the application of force recess is used for supplying operating personnel to point the embedding in order to remove pre-pressing ring 8. Be convenient for operating personnel and mention pre-compression ring 8 at the test wire that needs to be changed, labour saving and time saving.

The above-described embodiments do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the above-described embodiments should be included in the protection scope of the technical solution.

Claims

1. A primary and secondary bolt for a storage battery is characterized by comprising: the bolt parent body (1) and the bolt daughter (2), the bolt parent body (1) comprises a connecting end (101) used for being connected with a storage battery and a first pressing end (102) used for fixing a battery connecting line, a first external thread (3) used for being matched with a power pole is arranged on the outer wall of the bolt parent body (1), a daughter connecting hole (6) is arranged on the end face of the pressing end, the daughter connecting hole (6) is arranged along the length direction of the bolt parent body (1) and used for allowing the bolt daughter (2) to enter, a connecting internal thread (4) is arranged in the daughter connecting hole (6), a second external thread (5) matched with the connecting internal thread (4) is arranged on the outer wall of the bolt daughter (2), the bolt daughter (2) comprises a matching end (201) used for being connected with the bolt parent body (1) and a second pressing end (202) used for fixing a test line,

second pressfitting end (202) is the circular shape nut for the cross section, follow on the outer wall of second pressfitting end (202) ring channel (7) have been seted up to the circumference of second pressfitting end (202), ring channel (7) internal rotation is connected with prepressing ring (8), the width of prepressing ring (8) is less than the width of ring channel (7), be connected with a plurality of prepressing arms (9) on prepressing ring (8), the length direction of prepressing arm (9) is directional the centre of a circle direction of prepressing ring (8), prepressing arm (9) are kept away from the one end of prepressing ring (8) is connected with prepressing block (10), prepressing block (10) set up in prepressing arm (9) orientation join in the one side of end (201), first pressfitting end (102) are kept away from offer in the one side of link (101) and are used for the confession prepressing groove (12) that prepressing block (10) got into, when the lateral wall of prepressing ring (8) and ring channel (7) were kept away from, prepressing arm (9) and second pressfitting end (202) lower extreme parallel and level.

2. A primary and secondary bolt for secondary battery according to claim 1, characterized in that a rubber layer (11) is provided on one side of said pre-pressing block (10), and said pre-pressing block (10) is interference fitted with said pre-pressing groove (12) through the rubber layer (11).

3. The primary-secondary bolt for the storage battery as claimed in claim 1, wherein the surface of the pre-pressing arm (9) facing the mating end is provided with anti-slip stripes.

4. The primary-secondary bolt for the storage battery according to claim 1, wherein the second press-fit end (202) is provided with a cross-shaped stripe (13) at the top.

5. A sub-male bolt for secondary battery according to claim 1, characterized in that the length of the sub-body connection hole (6) is less than one third of the length of the bolt parent body (1).

6. The son-mother bolt for the storage battery according to claim 1, characterized in that a plurality of the pre-pressing arms (9) are uniformly arranged along the circumferential direction of the pre-pressing ring (8).

7. The son-mother bolt for the storage battery is characterized in that a plurality of moving bumps are arranged at the top of the pre-pressing ring (8), the moving bumps are distributed along the circumferential direction of the pre-pressing ring (8), a force application groove is formed in one surface, away from the center of the pre-pressing ring (8), of each moving bump, and the force application groove is used for enabling fingers of an operator to be embedded to move the pre-pressing ring (8).